description: Indicates the structure definition, operation, or other contextual information in which the system behavior was being performed that resulted in the issue. package_name: hl7.fhir.uv.extensions.r5 derivation: constraint name: OOIssueMessageContext type: Extension elements: extension: {index: 0} url: pattern: {type: Uri, value: 'http://hl7.org/fhir/StructureDefinition/operationoutcome-issue-context'} index: 1 value: choices: [valueString] index: 3 valueString: {type: string, choiceOf: value, index: 4} package_version: 5.4.0 extensions: {} class: extension kind: complex-type url: http://hl7.org/fhir/StructureDefinition/operationoutcome-issue-context base: http://hl7.org/fhir/StructureDefinition/Extension version: 5.4.0 required: [valueString, value]