{"category":{"coding":[{"code":"Alert","system":"http://acme.org/messagetypes"}],"text":"Alert"},"extension":[{"url":"http://hl7.org/fhir/StructureDefinition/communication-reasonNotPerformed","valueCodeableConcept":{"coding":[{"code":"EIE","display":"entered in error","system":"http://hl7.org/fhir/v3/ActReason"}]}}],"id":"communication-example","identifier":[{"system":"urn:oid:1.3.4.5.6.7","type":{"text":"Paging System"},"value":"2345678901"}],"payload":[{"contentString":"Patient 1 has a very high serum potassium value (7.2 mmol/L on 2014-Dec-12 at 5:55 pm)"},{"contentReference":{"reference":"Observation/643666aa12f"}}],"recipient":[{"reference":"Practitioner/21"}],"resourceType":"Communication","sender":{"reference":"Device/f001"},"sent":"2014-12-12T18:01:10-08:00","status":"suspended","subject":{"reference":"Patient/1"},"text":{"div":"<div>Patient has very high serum potassium</div>","status":"generated"}}