All APIs and references | Pub/Sub Documentation

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track-metadata-position="nav - guides" track-metadata-module="primary nav" data-category="Site-Wide Custom Events" data-label="Tab: Guides" track-name="guides" > Guides </a> </tab> <tab class="devsite-active"> <a href="https://cloud.google.com/pubsub/docs/apis" track-metadata-eventdetail="https://cloud.google.com/pubsub/docs/apis" class="devsite-tabs-content gc-analytics-event " track-type="nav" track-metadata-position="nav - reference" track-metadata-module="primary nav" aria-label="Reference, selected" data-category="Site-Wide Custom Events" data-label="Tab: Reference" track-name="reference" > Reference </a> </tab> <tab > <a href="https://cloud.google.com/pubsub/docs/samples" track-metadata-eventdetail="https://cloud.google.com/pubsub/docs/samples" class="devsite-tabs-content gc-analytics-event " track-type="nav" track-metadata-position="nav - samples" track-metadata-module="primary nav" data-category="Site-Wide Custom Events" data-label="Tab: Samples" track-name="samples" > Samples </a> </tab> <tab > <a href="https://cloud.google.com/pubsub/docs/media" track-metadata-eventdetail="https://cloud.google.com/pubsub/docs/media" class="devsite-tabs-content gc-analytics-event " track-type="nav" track-metadata-position="nav - resources" track-metadata-module="primary nav" data-category="Site-Wide Custom Events" data-label="Tab: Resources" track-name="resources" > Resources </a> </tab> </nav> </cloudx-tabs-nav> <div class="devsite-product-button-row"> <a href="https://cloud.google.com/contact" class="cta-button-secondary button " data-overflow-wrapper="tab" track-metadata-position="nav" track-metadata-eventDetail="nav" track-name="sales" data-overflow-container="left" data-overflow="devsite-tabs-wrapper" track-type="contact" >Contact Us</a> <a href="//console.cloud.google.com/freetrial" class="cloud-free-trial-button cta-button-primary button-primary button cloud-button cloud-button--primary " data-overflow-class="devsite-header-link devsite-top-button button cloud-free-trial-button cloud-free-trial-enabled cloud-button cloud-button--primary" track-name="gcpCta" data-overflow-container="right" track-type="freeTrial" data-overflow="devsite-top-logo-row" track-metadata-position="nav" track-metadata-eventDetail="nav" referrerpolicy="no-referrer-when-downgrade" >Start free</a> </div> </div> </div> </div> </div> </devsite-header> <devsite-book-nav scrollbars > <div class="devsite-book-nav-filter" > <span class="filter-list-icon material-icons" aria-hidden="true"></span> <input type="text" placeholder="Filter" aria-label="Type to filter" role="searchbox"> <span class="filter-clear-button hidden" data-title="Clear filter" aria-label="Clear filter" role="button" tabindex="0"></span> </div> <nav class="devsite-book-nav devsite-nav nocontent" aria-label="Side menu"> <div class="devsite-mobile-header"> <button type="button" id="devsite-close-nav" class="devsite-header-icon-button button-flat material-icons gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Close navigation" aria-label="Close navigation"> </button> <div class="devsite-product-name-wrapper"> <a href="/" class="devsite-site-logo-link gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Site logo" track-type="globalNav" track-name="googleCloud" track-metadata-position="nav" track-metadata-eventDetail="nav"> <picture> <img src="https://www.gstatic.com/devrel-devsite/prod/v870e399c64f7c43c99a3043db4b3a74327bb93d0914e84a0c3dba90bbfd67625/cloud/images/cloud-logo.svg" class="devsite-site-logo" alt="Google Cloud"> </picture> </a> <span class="devsite-product-name"> <ul class="devsite-breadcrumb-list" > <li class="devsite-breadcrumb-item devsite-has-google-wordmark"> </li> </ul> </span> </div> </div> <div class="devsite-book-nav-wrapper"> <div class="devsite-mobile-nav-top"> <ul class="devsite-nav-list"> <li class="devsite-nav-item"> <a href="/docs" class="devsite-nav-title gc-analytics-event devsite-nav-active" data-category="Site-Wide Custom Events" data-label="Tab: Documentation" track-name="docs-home" track-link-column-type="single-column" data-category="Site-Wide Custom Events" data-label="Responsive Tab: Documentation" track-type="globalNav" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Documentation </span> </a> <ul class="devsite-nav-responsive-tabs"> <li class="devsite-nav-item"> <a href="/pubsub/docs" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Tab: Overview" track-name="overview" data-category="Site-Wide Custom Events" data-label="Responsive Tab: Overview" track-type="globalNav" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Overview </span> </a> </li> <li class="devsite-nav-item"> <a href="/pubsub/docs/overview" class="devsite-nav-title gc-analytics-event devsite-nav-has-children " data-category="Site-Wide Custom Events" data-label="Tab: Guides" track-name="guides" data-category="Site-Wide Custom Events" data-label="Responsive Tab: Guides" track-type="globalNav" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Guides </span> <span class="devsite-nav-icon material-icons" data-icon="forward" > </span> </a> </li> <li class="devsite-nav-item"> <a href="/pubsub/docs/apis" class="devsite-nav-title gc-analytics-event devsite-nav-has-children devsite-nav-active" data-category="Site-Wide Custom Events" data-label="Tab: Reference" track-name="reference" data-category="Site-Wide Custom Events" data-label="Responsive Tab: Reference" track-type="globalNav" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip menu="_book"> Reference </span> <span class="devsite-nav-icon material-icons" data-icon="forward" menu="_book"> </span> </a> </li> <li class="devsite-nav-item"> <a href="/pubsub/docs/samples" class="devsite-nav-title gc-analytics-event devsite-nav-has-children " data-category="Site-Wide Custom Events" data-label="Tab: Samples" track-name="samples" data-category="Site-Wide Custom Events" data-label="Responsive Tab: Samples" track-type="globalNav" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Samples </span> <span class="devsite-nav-icon material-icons" data-icon="forward" > </span> </a> </li> <li class="devsite-nav-item"> <a href="/pubsub/docs/media" class="devsite-nav-title gc-analytics-event devsite-nav-has-children " data-category="Site-Wide Custom Events" data-label="Tab: Resources" track-name="resources" data-category="Site-Wide Custom Events" data-label="Responsive Tab: Resources" track-type="globalNav" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Resources </span> <span class="devsite-nav-icon material-icons" data-icon="forward" > </span> </a> </li> </ul> </li> <li class="devsite-nav-item"> <a href="/docs/tech-area-overviews" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Tab: Technology areas" track-name="technology-areas" track-link-column-type="single-column" data-category="Site-Wide Custom Events" data-label="Responsive Tab: Technology areas" track-type="globalNav" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Technology areas </span> </a> <ul class="devsite-nav-responsive-tabs devsite-nav-has-menu "> <li class="devsite-nav-item"> <span class="devsite-nav-title" tooltip data-category="Site-Wide Custom Events" data-label="Tab: Technology areas" track-name="technology-areas" track-link-column-type="single-column" > <span class="devsite-nav-text" tooltip menu="Technology areas"> More </span> <span class="devsite-nav-icon material-icons" data-icon="forward" menu="Technology areas"> </span> </span> </li> </ul> </li> <li class="devsite-nav-item"> <a href="/docs/cross-product-overviews" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Tab: Cross-product tools" track-name="crossproduct" track-link-column-type="single-column" data-category="Site-Wide Custom Events" data-label="Responsive Tab: Cross-product tools" track-type="globalNav" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Cross-product tools </span> </a> <ul class="devsite-nav-responsive-tabs devsite-nav-has-menu "> <li class="devsite-nav-item"> <span class="devsite-nav-title" tooltip data-category="Site-Wide Custom Events" data-label="Tab: Cross-product tools" track-name="crossproduct" track-link-column-type="single-column" > <span class="devsite-nav-text" tooltip menu="Cross-product tools"> More </span> <span class="devsite-nav-icon material-icons" data-icon="forward" menu="Cross-product tools"> </span> </span> </li> </ul> </li> <li class="devsite-nav-item"> <a href="/" class="devsite-nav-title gc-analytics-event " data-category="Site-Wide Custom Events" data-label="Tab: Related sites" track-name="related-sites" track-link-column-type="single-column" data-category="Site-Wide Custom Events" data-label="Responsive Tab: Related sites" track-type="globalNav" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Related sites </span> </a> <ul class="devsite-nav-responsive-tabs devsite-nav-has-menu "> <li class="devsite-nav-item"> <span class="devsite-nav-title" tooltip data-category="Site-Wide Custom Events" data-label="Tab: Related sites" track-name="related-sites" track-link-column-type="single-column" > <span class="devsite-nav-text" tooltip menu="Related sites"> More </span> <span class="devsite-nav-icon material-icons" data-icon="forward" menu="Related sites"> </span> </span> </li> </ul> </li> <li class="devsite-nav-item"> <a href="//console.cloud.google.com/" class="devsite-nav-title gc-analytics-event " track-type="globalNav" track-metadata-position="nav" track-metadata-eventDetail="nav" track-name="console" referrerpolicy="no-referrer-when-downgrade" data-category="Site-Wide Custom Events" data-label="Responsive Tab: Console" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Console </span> </a> </li> <li class="devsite-nav-item"> <a href="/contact" class="cta-button-secondary button" data-overflow-wrapper="tab" track-metadata-position="nav" track-metadata-eventDetail="nav" track-name="sales" data-overflow-container="left" data-overflow="devsite-tabs-wrapper" track-type="contact" data-category="Site-Wide Custom Events" data-label="Responsive Tab: Contact Us" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Contact Us </span> </a> </li> <li class="devsite-nav-item"> <a href="//console.cloud.google.com/freetrial" class="cloud-free-trial-button cta-button-primary button-primary button cloud-button cloud-button--primary" data-overflow-class="devsite-header-link devsite-top-button button cloud-free-trial-button cloud-free-trial-enabled cloud-button cloud-button--primary" track-name="gcpCta" data-overflow-container="right" track-type="freeTrial" data-overflow="devsite-top-logo-row" track-metadata-position="nav" track-metadata-eventDetail="nav" referrerpolicy="no-referrer-when-downgrade" data-category="Site-Wide Custom Events" data-label="Responsive Tab: Start free" track-type="navMenu" track-metadata-eventDetail="globalMenu" track-metadata-position="nav"> <span class="devsite-nav-text" tooltip > Start free </span> </a> </li> </ul> </div> <div class="devsite-mobile-nav-bottom"> <ul class="devsite-nav-list" menu="_book"> <li class="devsite-nav-item"><a href="/pubsub/docs/apis" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/apis" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/apis" ><span class="devsite-nav-text" tooltip>All APIs and references</span></a></li> <li class="devsite-nav-item"><a href="/pubsub/docs/subscription-properties" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/subscription-properties" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/subscription-properties" ><span class="devsite-nav-text" tooltip>Subscription properties</span></a></li> <li class="devsite-nav-item"><a href="/pubsub/docs/topic-properties" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/topic-properties" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/topic-properties" ><span class="devsite-nav-text" tooltip>Topic properties</span></a></li> <li class="devsite-nav-item devsite-nav-expandable"><div class="devsite-expandable-nav"> <a class="devsite-nav-toggle" aria-hidden="true"></a><div class="devsite-nav-title devsite-nav-title-no-path" tabindex="0" role="button"> <span class="devsite-nav-text" tooltip>Client libraries</span> </div><ul class="devsite-nav-section"><li class="devsite-nav-item"><a href="/pubsub/docs/reference/libraries" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/libraries" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/libraries" ><span class="devsite-nav-text" tooltip>Overview</span></a></li><li class="devsite-nav-item"><a href="/cpp/docs/reference/pubsub/latest" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /cpp/docs/reference/pubsub/latest" track-type="bookNav" track-name="click" track-metadata-eventdetail="/cpp/docs/reference/pubsub/latest" ><span class="devsite-nav-text" tooltip>C++ reference</span></a></li><li class="devsite-nav-item devsite-nav-external"><a href="https://googleapis.github.io/google-cloud-dotnet/docs/Google.Cloud.PubSub.V1/" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: https://googleapis.github.io/google-cloud-dotnet/docs/Google.Cloud.PubSub.V1/" track-type="bookNav" track-name="click" track-metadata-eventdetail="https://googleapis.github.io/google-cloud-dotnet/docs/Google.Cloud.PubSub.V1/" ><span class="devsite-nav-text" tooltip>C# reference</span><span class="devsite-nav-icon material-icons" data-icon="external" data-title="External" aria-hidden="true"></span></a></li><li class="devsite-nav-item devsite-nav-external"><a href="https://godoc.org/cloud.google.com/go/pubsub" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: https://godoc.org/cloud.google.com/go/pubsub" track-type="bookNav" track-name="click" track-metadata-eventdetail="https://godoc.org/cloud.google.com/go/pubsub" ><span class="devsite-nav-text" tooltip>Go reference</span><span class="devsite-nav-icon material-icons" data-icon="external" data-title="External" aria-hidden="true"></span></a></li><li class="devsite-nav-item"><a href="/java/docs/reference/google-cloud-pubsub/latest/overview" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /java/docs/reference/google-cloud-pubsub/latest/overview" track-type="bookNav" track-name="click" track-metadata-eventdetail="/java/docs/reference/google-cloud-pubsub/latest/overview" ><span class="devsite-nav-text" tooltip>Java reference</span></a></li><li class="devsite-nav-item"><a href="/nodejs/docs/reference/pubsub/latest" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /nodejs/docs/reference/pubsub/latest" track-type="bookNav" track-name="click" track-metadata-eventdetail="/nodejs/docs/reference/pubsub/latest" ><span class="devsite-nav-text" tooltip>Node.js reference</span></a></li><li class="devsite-nav-item devsite-nav-external"><a href="https://googleapis.github.io/google-cloud-php/#/docs/google-cloud/latest/pubsub/pubsubclient" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: https://googleapis.github.io/google-cloud-php/#/docs/google-cloud/latest/pubsub/pubsubclient" track-type="bookNav" track-name="click" track-metadata-eventdetail="https://googleapis.github.io/google-cloud-php/#/docs/google-cloud/latest/pubsub/pubsubclient" ><span class="devsite-nav-text" tooltip>PHP reference</span><span class="devsite-nav-icon material-icons" data-icon="external" data-title="External" aria-hidden="true"></span></a></li><li class="devsite-nav-item"><a href="/python/docs/reference/pubsub/latest" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /python/docs/reference/pubsub/latest" track-type="bookNav" track-name="click" track-metadata-eventdetail="/python/docs/reference/pubsub/latest" ><span class="devsite-nav-text" tooltip>Python reference</span></a></li><li class="devsite-nav-item devsite-nav-external"><a href="https://googleapis.dev/ruby/google-cloud-pubsub/latest" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: https://googleapis.dev/ruby/google-cloud-pubsub/latest" track-type="bookNav" track-name="click" track-metadata-eventdetail="https://googleapis.dev/ruby/google-cloud-pubsub/latest" ><span class="devsite-nav-text" tooltip>Ruby reference</span><span class="devsite-nav-icon material-icons" data-icon="external" data-title="External" aria-hidden="true"></span></a></li></ul></div></li> <li class="devsite-nav-item devsite-nav-expandable"><div class="devsite-expandable-nav"> <a class="devsite-nav-toggle" aria-hidden="true"></a><div class="devsite-nav-title devsite-nav-title-no-path" tabindex="0" role="button"> <span class="devsite-nav-text" tooltip>Service APIs</span> </div><ul class="devsite-nav-section"><li class="devsite-nav-item"><a href="/pubsub/docs/reference/service_apis_overview" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/service_apis_overview" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/service_apis_overview" ><span class="devsite-nav-text" tooltip>Overview</span></a></li><li class="devsite-nav-item devsite-nav-expandable"><div class="devsite-expandable-nav"> <a class="devsite-nav-toggle" aria-hidden="true"></a><div class="devsite-nav-title devsite-nav-title-no-path" tabindex="0" role="button"> <span class="devsite-nav-text" tooltip>REST reference</span> </div><ul class="devsite-nav-section"><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest" ><span class="devsite-nav-text" tooltip>Overview</span></a></li><li class="devsite-nav-item devsite-nav-expandable"><div class="devsite-expandable-nav"> <a class="devsite-nav-toggle" aria-hidden="true"></a><div class="devsite-nav-title devsite-nav-title-no-path" tabindex="0" role="button"> <span class="devsite-nav-text" tooltip>v1</span> </div><ul class="devsite-nav-section"><li class="devsite-nav-item devsite-nav-heading"><div class="devsite-nav-title devsite-nav-title-no-path"> <span class="devsite-nav-text" tooltip>REST Resources</span> </div></li><li class="devsite-nav-item devsite-nav-expandable"><div class="devsite-expandable-nav"> <a class="devsite-nav-toggle" aria-hidden="true"></a><div class="devsite-nav-title devsite-nav-title-no-path" tabindex="0" role="button"> <span class="devsite-nav-text" tooltip>projects.schemas</span> </div><ul class="devsite-nav-section"><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.schemas" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.schemas" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.schemas" ><span class="devsite-nav-text" tooltip>Overview</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.schemas/commit" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.schemas/commit" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.schemas/commit" ><span class="devsite-nav-text" tooltip>commit</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.schemas/create" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.schemas/create" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.schemas/create" ><span class="devsite-nav-text" tooltip>create</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.schemas/delete" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.schemas/delete" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.schemas/delete" ><span class="devsite-nav-text" tooltip>delete</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.schemas/deleteRevision" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.schemas/deleteRevision" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.schemas/deleteRevision" ><span class="devsite-nav-text" tooltip>deleteRevision</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.schemas/get" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.schemas/get" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.schemas/get" ><span class="devsite-nav-text" tooltip>get</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.schemas/list" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.schemas/list" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.schemas/list" ><span class="devsite-nav-text" tooltip>list</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.schemas/listRevisions" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.schemas/listRevisions" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.schemas/listRevisions" ><span class="devsite-nav-text" tooltip>listRevisions</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.schemas/rollback" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.schemas/rollback" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.schemas/rollback" ><span class="devsite-nav-text" tooltip>rollback</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.schemas/validate" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.schemas/validate" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.schemas/validate" ><span class="devsite-nav-text" tooltip>validate</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.schemas/validateMessage" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.schemas/validateMessage" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.schemas/validateMessage" ><span class="devsite-nav-text" tooltip>validateMessage</span></a></li></ul></div></li><li class="devsite-nav-item devsite-nav-expandable"><div class="devsite-expandable-nav"> <a class="devsite-nav-toggle" aria-hidden="true"></a><div class="devsite-nav-title devsite-nav-title-no-path" tabindex="0" role="button"> <span class="devsite-nav-text" tooltip>projects.snapshots</span> </div><ul class="devsite-nav-section"><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.snapshots" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.snapshots" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.snapshots" ><span class="devsite-nav-text" tooltip>Overview</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.snapshots/create" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.snapshots/create" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.snapshots/create" ><span class="devsite-nav-text" tooltip>create</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.snapshots/delete" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.snapshots/delete" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.snapshots/delete" ><span class="devsite-nav-text" tooltip>delete</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.snapshots/get" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.snapshots/get" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.snapshots/get" ><span class="devsite-nav-text" tooltip>get</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.snapshots/getIamPolicy" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.snapshots/getIamPolicy" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.snapshots/getIamPolicy" ><span class="devsite-nav-text" tooltip>getIamPolicy</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.snapshots/list" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.snapshots/list" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.snapshots/list" ><span class="devsite-nav-text" tooltip>list</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.snapshots/patch" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.snapshots/patch" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.snapshots/patch" ><span class="devsite-nav-text" tooltip>patch</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.snapshots/setIamPolicy" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.snapshots/setIamPolicy" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.snapshots/setIamPolicy" ><span class="devsite-nav-text" tooltip>setIamPolicy</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.snapshots/testIamPermissions" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.snapshots/testIamPermissions" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.snapshots/testIamPermissions" ><span class="devsite-nav-text" tooltip>testIamPermissions</span></a></li></ul></div></li><li class="devsite-nav-item devsite-nav-expandable"><div class="devsite-expandable-nav"> <a class="devsite-nav-toggle" aria-hidden="true"></a><div class="devsite-nav-title devsite-nav-title-no-path" tabindex="0" role="button"> <span class="devsite-nav-text" tooltip>projects.subscriptions</span> </div><ul class="devsite-nav-section"><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.subscriptions" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.subscriptions" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.subscriptions" ><span class="devsite-nav-text" tooltip>Overview</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.subscriptions/acknowledge" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.subscriptions/acknowledge" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.subscriptions/acknowledge" ><span class="devsite-nav-text" tooltip>acknowledge</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.subscriptions/create" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.subscriptions/create" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.subscriptions/create" ><span class="devsite-nav-text" tooltip>create</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.subscriptions/delete" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.subscriptions/delete" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.subscriptions/delete" ><span class="devsite-nav-text" tooltip>delete</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.subscriptions/detach" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.subscriptions/detach" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.subscriptions/detach" ><span class="devsite-nav-text" tooltip>detach</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.subscriptions/get" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.subscriptions/get" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.subscriptions/get" ><span class="devsite-nav-text" tooltip>get</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.subscriptions/getIamPolicy" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.subscriptions/getIamPolicy" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.subscriptions/getIamPolicy" ><span class="devsite-nav-text" tooltip>getIamPolicy</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.subscriptions/list" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.subscriptions/list" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.subscriptions/list" ><span class="devsite-nav-text" tooltip>list</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.subscriptions/modifyAckDeadline" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.subscriptions/modifyAckDeadline" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.subscriptions/modifyAckDeadline" ><span class="devsite-nav-text" tooltip>modifyAckDeadline</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.subscriptions/modifyPushConfig" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.subscriptions/modifyPushConfig" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.subscriptions/modifyPushConfig" ><span class="devsite-nav-text" tooltip>modifyPushConfig</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.subscriptions/patch" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.subscriptions/patch" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.subscriptions/patch" ><span class="devsite-nav-text" tooltip>patch</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.subscriptions/pull" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.subscriptions/pull" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.subscriptions/pull" ><span class="devsite-nav-text" tooltip>pull</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.subscriptions/seek" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.subscriptions/seek" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.subscriptions/seek" ><span class="devsite-nav-text" tooltip>seek</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.subscriptions/setIamPolicy" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.subscriptions/setIamPolicy" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.subscriptions/setIamPolicy" ><span class="devsite-nav-text" tooltip>setIamPolicy</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.subscriptions/testIamPermissions" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.subscriptions/testIamPermissions" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.subscriptions/testIamPermissions" ><span class="devsite-nav-text" tooltip>testIamPermissions</span></a></li></ul></div></li><li class="devsite-nav-item devsite-nav-expandable"><div class="devsite-expandable-nav"> <a class="devsite-nav-toggle" aria-hidden="true"></a><div class="devsite-nav-title devsite-nav-title-no-path" tabindex="0" role="button"> <span class="devsite-nav-text" tooltip>projects.topics</span> </div><ul class="devsite-nav-section"><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.topics" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.topics" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.topics" ><span class="devsite-nav-text" tooltip>Overview</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.topics/create" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.topics/create" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.topics/create" ><span class="devsite-nav-text" tooltip>create</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.topics/delete" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.topics/delete" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.topics/delete" ><span class="devsite-nav-text" tooltip>delete</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.topics/get" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.topics/get" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.topics/get" ><span class="devsite-nav-text" tooltip>get</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.topics/getIamPolicy" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.topics/getIamPolicy" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.topics/getIamPolicy" ><span class="devsite-nav-text" tooltip>getIamPolicy</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.topics/list" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.topics/list" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.topics/list" ><span class="devsite-nav-text" tooltip>list</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.topics/patch" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.topics/patch" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.topics/patch" ><span class="devsite-nav-text" tooltip>patch</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.topics/publish" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.topics/publish" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.topics/publish" ><span class="devsite-nav-text" tooltip>publish</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.topics/setIamPolicy" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.topics/setIamPolicy" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.topics/setIamPolicy" ><span class="devsite-nav-text" tooltip>setIamPolicy</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.topics/testIamPermissions" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.topics/testIamPermissions" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.topics/testIamPermissions" ><span class="devsite-nav-text" tooltip>testIamPermissions</span></a></li></ul></div></li><li class="devsite-nav-item devsite-nav-expandable"><div class="devsite-expandable-nav"> <a class="devsite-nav-toggle" aria-hidden="true"></a><div class="devsite-nav-title devsite-nav-title-no-path" tabindex="0" role="button"> <span class="devsite-nav-text" tooltip>projects.topics.snapshots</span> </div><ul class="devsite-nav-section"><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.topics.snapshots" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.topics.snapshots" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.topics.snapshots" ><span class="devsite-nav-text" tooltip>Overview</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.topics.snapshots/list" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.topics.snapshots/list" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.topics.snapshots/list" ><span class="devsite-nav-text" tooltip>list</span></a></li></ul></div></li><li class="devsite-nav-item devsite-nav-expandable"><div class="devsite-expandable-nav"> <a class="devsite-nav-toggle" aria-hidden="true"></a><div class="devsite-nav-title devsite-nav-title-no-path" tabindex="0" role="button"> <span class="devsite-nav-text" tooltip>projects.topics.subscriptions</span> </div><ul class="devsite-nav-section"><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.topics.subscriptions" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.topics.subscriptions" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.topics.subscriptions" ><span class="devsite-nav-text" tooltip>Overview</span></a></li><li class="devsite-nav-item"><a href="/pubsub/docs/reference/rest/v1/projects.topics.subscriptions/list" class="devsite-nav-title gc-analytics-event" data-category="Site-Wide Custom Events" data-label="Book nav link, pathname: /pubsub/docs/reference/rest/v1/projects.topics.subscriptions/list" track-type="bookNav" track-name="click" track-metadata-eventdetail="/pubsub/docs/reference/rest/v1/projects.topics.subscriptions/list" ><span class="devsite-nav-text" 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analytics-action-show="Callout Profile displayed" analytics-action-close="Callout Profile dismissed" analytics-label="Create Collection Callout" class="devsite-page-bookmark-tooltip nocontent" dismiss-button="true" id="devsite-collections-dropdown" dismiss-button-text="Dismiss" close-button-text="Got it"> <devsite-bookmark></devsite-bookmark> <span slot="popout-heading"> Stay organized with collections </span> <span slot="popout-contents"> Save and categorize content based on your preferences. </span> </devsite-feature-tooltip> <div class="devsite-page-title-meta"><devsite-view-release-notes></devsite-view-release-notes></div> <devsite-toc class="devsite-nav" depth="2" devsite-toc-embedded > </devsite-toc> <div class="devsite-article-body clearfix "> <article id="cloud-site" class="grid-fluid l-fixed-width"> <section class="l-relative"> <div class="grid-fluid"> <div class="c12"> The easiest and recommended way for most users to use Pub/Sub is with our provided <a href="/pubsub/docs/reference/libraries">client libraries</a>. They provide an optimized developer experience by using each supported language's natural conventions and styles. They also reduce the boilerplate code you have to write because they're designed to enable you to work with service metaphors in mind, rather than implementation details or service API concepts. You can find out more about client libraries for Cloud APIs in <a href="/apis/docs/client-libraries-explained" track-type="info" track-name="libsFromAPIOverview">Client Libraries Explained</a>.</p> <p><a href="/pubsub/docs/create-topic-client-libraries" target="quickstart" class="button button-primary">Get Started</a> </p> <p>If you are an advanced user and our client libraries don't meet your specific needs, you can also develop your own client libraries to directly access Pub/Sub's REST/HTTP and gRPC interfaces. 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