curl --request POST \
  --url https://instance.prod.onboardapp.io/v1/cases/{case_token}/escalate \
  --header 'Content-Type: application/json' \
  --header 'X-API-KEY: <api-key>' \
  --data '
{
  "reason": "<string>",
  "escalate_to": "<string>"
}
'

{
  "data": {
    "token": "cas_9k4m2n1p",
    "name": "CAS-000142",
    "type": "Onboarding",
    "status": "New",
    "entity_category": "Company",
    "assigned_to": "<string>",
    "sla_deadline": "2023-11-07T05:31:56Z",
    "sla_status": "On Track",
    "open_alerts_count": 123,
    "total_entities_count": 123,
    "risk_tier": "High",
    "risk_score": 123,
    "decision": "Approve",
    "external_reference": "<string>",
    "created_at": "2023-11-07T05:31:56Z",
    "updated_at": "2023-11-07T05:31:56Z",
    "closed_at": "2023-11-07T05:31:56Z"
  },
  "meta": {
    "request_id": "req_9k4m2n1p3q",
    "page": {
      "cursor": "<string>",
      "has_more": true
    }
  }
}