<?xml version="1.0" encoding="UTF-8"?><OperationDefinition xmlns="http://hl7.org/fhir"><id value="Subscription-get-ws-binding-token"/><text><status value="extensions"/><div xmlns="http://www.w3.org/1999/xhtml"><p>URL: [base]/Subscription/$get-ws-binding-token</p><p>URL: [base]/Subscription/[id]/$get-ws-binding-token</p><p>Parameters</p><table class="grid"><tr><td><b>Use</b></td><td><b>Name</b></td><td><b>Scope</b></td><td><b>Cardinality</b></td><td><b>Type</b></td><td><b>Binding</b></td><td><b>Documentation</b></td></tr><tr><td>IN</td><td>id</td><td>type</td><td>0..*</td><td><a href="datatypes.html#id">id</a></td><td/><td><div><p>At the Instance level, this parameter is ignored. At the Resource level, one or more parameters containing a FHIR id for a Subscription to get a token for. In the absence of any specified ids, the server may either return a token for all Subscriptions available to the caller with a channel-type of websocket or fail the request.</p>
</div></td></tr><tr><td>OUT</td><td>token</td><td/><td>1..1</td><td><a href="datatypes.html#string">string</a></td><td/><td><div><p>An access token that a client may use to show authorization during a websocket connection. The security details of the token are implementation-dependent and beyond the scope of this operation definition.</p>
</div></td></tr><tr><td>OUT</td><td>expiration</td><td/><td>1..1</td><td><a href="datatypes.html#dateTime">dateTime</a></td><td/><td><div><p>The date and time this token is valid until.</p>
</div></td></tr><tr><td>OUT</td><td>subscription</td><td/><td>0..*</td><td><a href="datatypes.html#string">string</a></td><td/><td><div><p>The subscriptions this token is valid for.</p>
</div></td></tr><tr><td>OUT</td><td>websocket-url</td><td/><td>1..1</td><td><a href="datatypes.html#url">url</a></td><td/><td><div><p>The URL the client should use to connect to Websockets.</p>
</div></td></tr></table></div></text><extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm"><valueInteger value="2"/></extension><extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status"><valueCode value="trial-use"/></extension><url value="http://hl7.org/fhir/OperationDefinition/Subscription-get-ws-binding-token"/><version value="5.0.0"/><name value="GetWsBindingToken"/><title value="Get a binding token for use in a websocket connection"/><status value="draft"/><kind value="operation"/><experimental value="false"/><date value="2023-03-26T15:21:02+11:00"/><publisher value="HL7 (FHIR Project)"/><contact><telecom><system value="url"/><value value="http://hl7.org/fhir"/></telecom><telecom><system value="email"/><value value="fhir@lists.hl7.org"/></telecom></contact><description value="This operation is used to get a token for a websocket client to use in order to bind to one or more subscriptions."/><jurisdiction><coding><system value="http://unstats.un.org/unsd/methods/m49/m49.htm"/><code value="001"/><display value="World"/></coding></jurisdiction><affectsState value="true"/><code value="get-ws-binding-token"/><resource value="Subscription"/><system value="false"/><type value="true"/><instance value="true"/><parameter><name value="id"/><use value="in"/><scope value="type"/><min value="0"/><max value="*"/><documentation value="At the Instance level, this parameter is ignored. At the Resource level, one or more parameters containing a FHIR id for a Subscription to get a token for. In the absence of any specified ids, the server may either return a token for all Subscriptions available to the caller with a channel-type of websocket or fail the request."/><type value="id"/></parameter><parameter><name value="token"/><use value="out"/><min value="1"/><max value="1"/><documentation value="An access token that a client may use to show authorization during a websocket connection. The security details of the token are implementation-dependent and beyond the scope of this operation definition."/><type value="string"/></parameter><parameter><name value="expiration"/><use value="out"/><min value="1"/><max value="1"/><documentation value="The date and time this token is valid until."/><type value="dateTime"/></parameter><parameter><name value="subscription"/><use value="out"/><min value="0"/><max value="*"/><documentation value="The subscriptions this token is valid for."/><type value="string"/></parameter><parameter><name value="websocket-url"/><use value="out"/><min value="1"/><max value="1"/><documentation value="The URL the client should use to connect to Websockets."/><type value="url"/></parameter></OperationDefinition>