curl --request POST \
  --url https://app.sahlfinancial.com/api/v1/cases/{case_id}/documents/attach \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "document_ids": [
    "a8f1c3e5-6b2d-4974-8e0a-1d5c7b9f3e26"
  ],
  "force": false
}
'

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({document_ids: ['a8f1c3e5-6b2d-4974-8e0a-1d5c7b9f3e26'], force: false})
};

fetch('https://app.sahlfinancial.com/api/v1/cases/{case_id}/documents/attach', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://app.sahlfinancial.com/api/v1/cases/{case_id}/documents/attach"

payload = {
    "document_ids": ["a8f1c3e5-6b2d-4974-8e0a-1d5c7b9f3e26"],
    "force": False
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

{
  "case_id": "7e3b9a14-2d6c-4c85-b1f0-6a8d4e2c9b37",
  "attached": [
    "a8f1c3e5-6b2d-4974-8e0a-1d5c7b9f3e26"
  ],
  "skipped": []
}

{
  "detail": "document_ids required"
}

{
  "detail": "Invalid or expired token"
}

{
  "detail": "Insufficient permissions"
}

{
  "detail": "Case not found"
}

{
  "detail": [
    {
      "type": "missing",
      "loc": [
        "body",
        "bank_code"
      ],
      "msg": "Field required",
      "input": {}
    }
  ]
}

{
  "code": "rate_limit_exceeded",
  "message": "Too many requests. Please slow down."
}