curl --request PUT \
  --url https://api.managem.co.uk/user/cases/{id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "action": "escalate"
}
'

{
  "id": "<string>",
  "workflowId": "<string>",
  "purchaseId": "<string>",
  "reason": "SNAD",
  "status": "OPEN",
  "createdAt": "2023-11-07T05:31:56Z",
  "updatedAt": "2023-11-07T05:31:56Z",
  "outcomes": [
    {
      "id": "<string>",
      "type": "RETURN",
      "party": "SELLER",
      "status": "PENDING",
      "caseId": "<string>",
      "amount": 1,
      "createdAt": "2023-11-07T05:31:56Z",
      "updatedAt": "2023-11-07T05:31:56Z",
      "comment": "<string>",
      "deliveryAddress": "<unknown>"
    }
  ],
  "attachments": [
    {
      "url": "<string>",
      "party": "SELLER",
      "createdAt": "2023-11-07T05:31:56Z"
    }
  ],
  "comment": "<string>"
}