---
title: "List tracking request custom fields"
method: GET
path: "/tracking_requests/{tracking_request_id}/custom_fields"
tags: ["Tracking Requests"]
---

# List tracking request custom fields

`GET /tracking_requests/{tracking_request_id}/custom_fields`

## Response `200`

OK

- object
  - `data` CustomField[]
    - `id` string, uuid, required
    - `type` 'custom_field', required
    - `attributes` object
      - `api_slug` string, required
      - `value` union — Raw custom field value (type depends on definition)
        - string
        - number
        - boolean
        - string[]
        - object
      - `display_value` string, nullable — Formatted value for display
    - `relationships` object
      - `entity` object
        - `data` object
          - `type` 'shipment' | 'container' | 'tracking_request', required
          - `id` string, uuid, required
      - `definition` object
        - `data` object
          - `type` 'custom_field_definition', required
          - `id` string, uuid, required
  - `links` Links
    - `last` string, uri
    - `next` string, uri
    - `prev` string, uri
    - `first` string, uri
    - `self` string, uri
  - `meta` Meta
    - `size` integer
    - `total` integer

---

[API](https://skmtc.net/terminal49/apis/terminal49-api-reference.md) · [All operations](https://skmtc.net/terminal49/apis/terminal49-api-reference/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/terminal49/terminal49-api-reference/versions/05ac7931d5a1/schema)