Create field

curl --request POST \
  --url https://api.fluxend.app/forms/{formUUID}/fields \
  --header 'Authorization: <authorization>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "fields": [
    {
      "date_format": "<string>",
      "default_value": "<string>",
      "description": "<string>",
      "end_date": "<string>",
      "is_required": true,
      "label": "<string>",
      "max_length": 123,
      "max_value": 123,
      "min_length": 123,
      "min_value": 123,
      "options": "<string>",
      "pattern": "<string>",
      "start_date": "<string>",
      "type": "<string>"
    }
  ],
  "projectUUID": "<string>"
}
'

{
  "content": {
    "createdAt": "<string>",
    "dateFormat": "<string>",
    "defaultValue": "<string>",
    "description": "<string>",
    "endDate": "<string>",
    "formUuid": "<string>",
    "isRequired": true,
    "label": "<string>",
    "maxLength": 123,
    "maxValue": 123,
    "minLength": 123,
    "minValue": 123,
    "options": "<string>",
    "pattern": "<string>",
    "startDate": "<string>",
    "type": "<string>",
    "updatedAt": "<string>",
    "uuid": "<string>"
  },
  "errors": [
    "<string>"
  ],
  "metadata": "<unknown>",
  "success": true
}