{
  "resourceType": "SearchParameter",
  "id": "ServiceQueueLengthSP",
  "url": "http://omi.de/fhir/registry/SearchParameter/ServiceQueueLengthSP",
  "description": "Search by the queue length in the ServiceStatus extension.",
  "base": [
    "HealthcareService"
  ],
  "status": "active",
  "publisher": "MOLIT gGmbH",
  "version": "0.3.28",
  "name": "ServiceQueueLengthSP",
  "code": "queue-length",
  "type": "number",
  "expression": "HealthcareService.extension.where(url = 'http://omi.de/fhir/registry/StructureDefinition/ServiceStatusExtension').extension.where(url = 'queue-length').value"
}