curl --request PATCH \
  --url https://app.yampi.ai/api/v1/accounts/{account_id}/contract_imports/{contract_import_id}/items/{id} \
  --header 'Content-Type: application/json' \
  --header 'api_access_token: <api-key>' \
  --data '
{
  "proposal": {
    "document_kind": "<string>",
    "property": {},
    "lease": {},
    "management": {},
    "parties": [
      {
        "role": "<string>",
        "name": "<string>",
        "document_type": "<string>",
        "document_ref": "<string>",
        "email_ref": "<string>",
        "phone_ref": "<string>"
      }
    ]
  }
}
'

const options = {
  method: 'PATCH',
  headers: {api_access_token: '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    proposal: {
      document_kind: '<string>',
      property: {},
      lease: {},
      management: {},
      parties: [
        {
          role: '<string>',
          name: '<string>',
          document_type: '<string>',
          document_ref: '<string>',
          email_ref: '<string>',
          phone_ref: '<string>'
        }
      ]
    }
  })
};

fetch('https://app.yampi.ai/api/v1/accounts/{account_id}/contract_imports/{contract_import_id}/items/{id}', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://app.yampi.ai/api/v1/accounts/{account_id}/contract_imports/{contract_import_id}/items/{id}"

payload = { "proposal": {
        "document_kind": "<string>",
        "property": {},
        "lease": {},
        "management": {},
        "parties": [
            {
                "role": "<string>",
                "name": "<string>",
                "document_type": "<string>",
                "document_ref": "<string>",
                "email_ref": "<string>",
                "phone_ref": "<string>"
            }
        ]
    } }
headers = {
    "api_access_token": "<api-key>",
    "Content-Type": "application/json"
}

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

print(response.text)

{
  "id": 123,
  "source_name": "<string>",
  "status": "<string>",
  "document_kind": "<string>",
  "proposal": {},
  "proposal_digest": "<string>",
  "warnings": [
    "<string>"
  ],
  "refusal": "<string>",
  "error": "<string>",
  "property_id": 123,
  "property_manager_id": 123,
  "created_at": 123
}

{
  "description": "<string>",
  "errors": [
    {
      "field": "<string>",
      "message": "<string>",
      "code": "<string>"
    }
  ]
}

{}

{}