curl --request GET \
  --url https://api.firma.dev/functions/v1/signing-request-api/documents \
  --header 'Authorization: <api-key>'

{
  "results": [
    {
      "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "name": "<string>",
      "description": "<string>",
      "document_url": "<string>",
      "document_url_expires_at": "2023-11-07T05:31:56Z",
      "document_page_count": 2,
      "expiration_hours": 168,
      "settings": {
        "allow_download": true,
        "attach_pdf_on_finish": true,
        "allow_editing_before_sending": false,
        "send_signing_email": true,
        "send_finish_email": true,
        "send_expiration_email": true,
        "send_cancellation_email": true
      },
      "template_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "date_created": "2023-11-07T05:31:56Z",
      "date_sent": "2023-11-07T05:31:56Z",
      "date_finished": "2023-11-07T05:31:56Z",
      "date_cancelled": "2023-11-07T05:31:56Z",
      "expires_at": "2023-11-07T05:31:56Z",
      "certificate": {
        "generated": true,
        "generated_on": "2023-11-07T05:31:56Z",
        "has_error": true
      },
      "final_document_download_url": "<string>"
    }
  ],
  "pagination": {
    "current_page": 123,
    "page_size": 123,
    "total_count": 123,
    "total_pages": 123
  }
}