In the Subscription resource for FHIR stu3 , the error attribute identifies the Latest error note
"error":
"status": "requested"
"end": "2021-01-01T00:00:00Z"
"criteria": "Observation?code=http://loinc.org|1975-2"
"contact": [
{
"system": "phone",
"value": "ext 4123"
}
]
"reason": "Monitor new neonatal function"
"tag": [
{
"code": "bili-done",
"system": "http://example.org/fhir/cs/internal"
}
]
"error":
"channel": {
"header": [
"Authorization: Bearer secret-token-abc-123"
],
"endpoint": "https://biliwatch.com/customers/mount-auburn-miu/on-result",
"type": "rest-hook",
"payload": "application/fhir+json"
}