title: Tracking Link
description: >-
  Tracking Link holds information about tracking numbers for a Fulfillment.
  Tracking Links can optionally contain a URL that can be visited to see the
  status of the shipment.
type: object
required:
  - created_at
  - deleted_at
  - fulfillment_id
  - id
  - idempotency_key
  - metadata
  - tracking_number
  - updated_at
  - url
properties:
  id:
    description: The tracking link's ID
    type: string
    example: tlink_01G8ZH853Y6TFXWPG5EYE81X63
  url:
    description: The URL at which the status of the shipment can be tracked.
    nullable: true
    type: string
    format: uri
  tracking_number:
    description: The tracking number given by the shipping carrier.
    type: string
    format: RH370168054CN
  fulfillment_id:
    description: The id of the Fulfillment that the Tracking Link references.
    type: string
    example: ful_01G8ZRTMQCA76TXNAT81KPJZRF
  fulfillment:
    description: Available if the relation `fulfillment` is expanded.
    nullable: true
    type: object
  idempotency_key:
    description: >-
      Randomly generated key used to continue the completion of a process in
      case of failure.
    nullable: true
    type: string
    externalDocs:
      url: >-
        https://docs.medusajs.com/modules/carts-and-checkout/cart.md#idempotency-key
      description: Learn more how to use the idempotency key.
  created_at:
    description: The date with timezone at which the resource was created.
    type: string
    format: date-time
  updated_at:
    description: The date with timezone at which the resource was updated.
    type: string
    format: date-time
  deleted_at:
    description: The date with timezone at which the resource was deleted.
    nullable: true
    type: string
    format: date-time
  metadata:
    description: An optional key-value map with additional details
    nullable: true
    type: object
    example:
      car: white