curl --request GET \
  --url https://docflow.textin.com/api/app-api/sip/platform/v2/category/fields/list \
  --header 'x-ti-app-id: <api-key>' \
  --header 'x-ti-secret-code: <api-key>'

{
  "code": 200,
  "msg": "<string>",
  "result": {
    "fields": [
      {
        "name": "Invoice Code",
        "description": "Invoice code description",
        "prompt": "<string>",
        "use_prompt": true,
        "alias": [
          "<string>"
        ],
        "identity": "<string>",
        "multi_value": true,
        "duplicate_value_distinct": true,
        "transform_settings": {
          "type": "datetime",
          "datetime_settings": {
            "format": "yyyy-MM-dd HH:mm:ss"
          },
          "enumerate_settings": {
            "items": [
              "<string>"
            ]
          },
          "regex_settings": {
            "match": "^\\d{4}-\\d{2}-\\d{2}$",
            "replace": "$1-$2-$3"
          },
          "mismatch_action": {
            "mode": "default",
            "default_value": "<string>"
          }
        },
        "id": "1234567890"
      }
    ],
    "tables": [
      {
        "id": "1234567890",
        "name": "Table1",
        "description": "Table description",
        "fields": [
          {
            "name": "Invoice Code",
            "description": "Invoice code description",
            "prompt": "<string>",
            "use_prompt": true,
            "alias": [
              "<string>"
            ],
            "identity": "<string>",
            "multi_value": true,
            "duplicate_value_distinct": true,
            "transform_settings": {
              "type": "datetime",
              "datetime_settings": {
                "format": "yyyy-MM-dd HH:mm:ss"
              },
              "enumerate_settings": {
                "items": [
                  "<string>"
                ]
              },
              "regex_settings": {
                "match": "^\\d{4}-\\d{2}-\\d{2}$",
                "replace": "$1-$2-$3"
              },
              "mismatch_action": {
                "mode": "default",
                "default_value": "<string>"
              }
            },
            "id": "1234567890"
          }
        ]
      }
    ]
  }
}