curl --request GET \
  --url https://api.wegly.com.br/integrations/external/proposals/{id} \
  --header 'Authorization: Bearer <token>'

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "lead": {
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "title": "<string>"
  },
  "deal": {
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "title": "<string>"
  },
  "code": 123,
  "version": 123,
  "title": "<string>",
  "notes": "<string>",
  "is_primary": true,
  "discount_value": 123,
  "subtotal": 123,
  "total": 123,
  "items_count": 123,
  "valid_until": "2023-11-07T05:31:56Z",
  "created_by": {
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "name": "<string>",
    "avatar": "<string>"
  },
  "approved_by": {
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "name": "<string>"
  },
  "approved_at": "2023-11-07T05:31:56Z",
  "archived_at": "2023-11-07T05:31:56Z",
  "rejected_at": "2023-11-07T05:31:56Z",
  "created_at": "2023-11-07T05:31:56Z",
  "updated_at": "2023-11-07T05:31:56Z",
  "items": [
    {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "product_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "product": {
        "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "code": "<string>",
        "name": "<string>",
        "image": "<string>"
      },
      "name": "<string>",
      "description": "<string>",
      "unit": 123,
      "quantity": 123,
      "unit_price": 123,
      "discount_value": 123,
      "subtotal": 123,
      "total": 123,
      "notes": "<string>",
      "is_recurring_default": true,
      "billing_interval_default": 123,
      "contract_term_months": 123,
      "start_date": "2023-11-07T05:31:56Z",
      "end_date": "2023-11-07T05:31:56Z",
      "billing_cycles": 123,
      "created_at": "2023-11-07T05:31:56Z",
      "updated_at": "2023-11-07T05:31:56Z"
    }
  ]
}