{
  "resourceType": "SearchParameter",
  "id": "ServiceToHeartbeatLinkSP",
  "url": "http://omi.de/fhir/registry/SearchParameter/ServiceToHeartbeatLinkSP",
  "description": "Service to Heartbeat Link Search Parameter",
  "base": [
    "HealthcareService"
  ],
  "target": [
    "Observation"
  ],
  "chain": [
    "*"
  ],
  "status": "active",
  "publisher": "MOLIT gGmbH",
  "version": "0.3.28",
  "name": "ServiceToHeartbeatLinkSP",
  "code": "servicetoheartbeat",
  "type": "reference",
  "expression": "HealthcareService.extension('http://omi.de/fhir/registry/StructureDefinition/service-to-heart-beat-observation-link-extension').value"
}