description: Where the server provides its web socket end-point. package_name: hl7.fhir.r5.examples derivation: constraint name: websocket type: Extension elements: extension: {index: 0} url: pattern: {type: Uri, value: 'http://hl7.org/fhir/StructureDefinition/capabilitystatement-websocket'} index: 1 value: choices: [valueUri] index: 3 valueUri: {type: uri, choiceOf: value, index: 4} package_version: 5.0.0-snapshot1 extensions: {} class: extension kind: complex-type url: http://hl7.org/fhir/StructureDefinition/capabilitystatement-websocket base: http://hl7.org/fhir/StructureDefinition/Extension version: 5.0.0-snapshot1 required: [valueUri, value]