curl --request PUT \
  --url https://api.metal.ai/v1/deals/{id} \
  --header 'Content-Type: application/json' \
  --header 'x-metal-api-key: <api-key>' \
  --header 'x-metal-client-id: <api-key>' \
  --data '
{
  "name": "<string>",
  "companyId": "<string>",
  "sector": "<string>",
  "size": 123,
  "notes": "<string>"
}
'

{
  "data": {
    "id": "665f1c2a9b1e4a0012a3b4c5",
    "name": "Project Atlas",
    "companyId": "<string>",
    "status": "ACTIVE",
    "stage": "DUE_DILIGENCE",
    "externalStatus": "<string>",
    "externalStage": "<string>",
    "owners": [
      {
        "id": "<string>",
        "type": "<string>"
      }
    ],
    "sector": "<string>",
    "industry": "<string>",
    "size": 123,
    "notes": "<string>",
    "externalReference": {
      "source": "<string>",
      "id": "<string>"
    }
  }
}