Reference Architecture
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Reference Architecture, published by WHO. This guide is not an authorized publication; it is the continuous build for version 0.2.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/WorldHealthOrganization/smart-ra/ and changes regularly. See the Directory of published versions

: Interoperability Layer - JSON Representation

Active as of 2025-07-04

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{
  "resourceType" : "ActorDefinition",
  "id" : "InteroperabilityLayer",
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: ActorDefinition InteroperabilityLayer</b></p><a name=\"InteroperabilityLayer\"> </a><a name=\"hcInteroperabilityLayer\"> </a><table class=\"grid\"><tr><td><b>Actor: Interoperability Layer </b></td><td>Interoperability Layer</td><td>Type: system </td></tr><tr><td colspan=\"3\"/></tr></table></div>"
  },
  "url" : "http://smart.who.int/ra/ActorDefinition/InteroperabilityLayer",
  "version" : "0.2.0",
  "name" : "Interoperability Layer",
  "title" : "Interoperability Layer",
  "status" : "active",
  "experimental" : false,
  "date" : "2025-07-04T19:36:33+00:00",
  "publisher" : "WHO",
  "contact" : [
    {
      "name" : "WHO",
      "telecom" : [
        {
          "system" : "url",
          "value" : "http://who.int"
        }
      ]
    }
  ],
  "description" : "A component that enables communication of services across domains and organizations, This MMAY include:  \n - Service discovery and identification  \n - Service identity life cycle management  \n - Encryption of service to service communications  \n - Authentication, authorization and permissions at the service level (not application or user level)  \n - Service monitoring and transaction logging  \n\nDepending on the governance requirements, this layer may also include tools to centralize service logic including message routing, workflow and service orchestration, and message translation.",
  "jurisdiction" : [
    {
      "coding" : [
        {
          "system" : "http://unstats.un.org/unsd/methods/m49/m49.htm",
          "code" : "001",
          "display" : "World"
        }
      ]
    }
  ],
  "type" : "system"
}