
## Payload

```json
{
  "track": {
    "id": "<TRACK_ID>",
    "title": "<TRACK_TITLE>"
  },
  "pathway": {
    "id": "<CARE_FLOW_ID>",
    "pathway_definition_id": "<CARE_FLOW_DEFINITION_ID>",
    "patient_id": "<PATIENT_ID>",
    "patient_identifiers": [
      {
        "system": "<IDENTIFIER_SYSTEM>",
        "value": "<IDENTIFIER_VALUE>"
      }
    ],
    "tenant_id": "<TENANT_ID>",
    "pathway_title": "<CARE_FLOW_TITLE>",
    "start_date": "<CARE_FLOW_START_DATE>" // In ISO8601 format
  },
  "event_type": "track.started"
}
```
