curl --request GET \
  --url https://api.boostgpt.co/v1/bot/crm/fields \
  --header 'Authorization: Bearer <token>'

{
  "fields": [
    {
      "uuid": "<string>",
      "label": "<string>",
      "field_key": "<string>",
      "field_type": "text",
      "options": [
        "<string>"
      ],
      "required": true
    }
  ]
}