{

"resourceType": "Bundle",
"id": "bundle-search-warning",
"meta": {
  "lastUpdated": "2017-03-14T08:23:30+11:00",
  "tag": [
    {
      "system": "http://terminology.hl7.org/CodeSystem/v3-ActReason",
      "code": "HTEST",
      "display": "test health data"
    }
  ]
},
"type": "searchset",
"total": 0,
"link": [
  {
    "relation": "self",
    "url": "https://example.org/fhir/Observation?patient.identifier=http://example.com/fhir/identifier/mrn|123456"
  }
],
"entry": [
  {
    "resource": {
      "resourceType": "OperationOutcome",
      "id": "warning",
      "text": {
        "status": "generated",
        "div": "<div xmlns=\"http://www.w3.org/1999/xhtml\">There is no matching patient for MRN 123456</div>"
      },
      "issue": [
        {
          "severity": "warning",
          "code": "not-found",
          "details": {
            "text": "There is no matching patient for MRN 123456"
          }
        }
      ]
    },
    "search": {
      "mode": "outcome"
    }
  }
]

}