Webhook schemas 
 This section contains the schemas for the Webhook API.
   Request schema for webhook 
    | Name |  Type |  Required |  Description |  
    tracking_number |  string |  false |  none |  
  tracking_url |  string |  false |  none |  
  current_state |  string |  false |  Possible enumerations are await_collection, awaiting_collection, awaiting_drop_off, cancelled, completed, parcel_completed, partially_completed, customs_awaiting_paym, customs_failed, customs_on_hold, damaged, delivery_attempted, delivery_failed, in_transit, insufficient_address, invalidated, lost, pickup_failed, processing, ready_for_pickup, return_booked, return_booking_failed, return_requested, returned_to_sender, untrackable, with_customs, with_driver |  
  retailer_order_number |  string |  false |  none |  
  courier_name |  string |  false |  none |  
  courier_job_id |  string |  false |  none |  
  delivery_address |  string |  false |  none |  
  delivery_suburb |  string |  false |  none |  
  delivery_postcode |  string |  false |  none |  
  delivery_state |  string |  false |  none |  
  merchant_url |  string |  false |  none |  
  status_history |  Array, see table |  false |  [The tracking history returned by the webhook] |  
  products |  Array, see table |  false |  none |  
  expected_delivery_date |  string |  false |  none |  
  retailer_reference |  string |  false |  none |  
  source_platform |  string |  false |  none |  
  delivery_country_code |  string |  false |  none |  
  delivery_latitude |  integer |  false |  none |  
  delivery_longitude |  integer |  false |  none |  
  delivery_instructions |  string |  false |  none |  
  
    Request schema for status_history 
    | Name |  Type |  Required |  Description |  
    status |  string |  true |  Order status |  
  time |  string |  true |  Timestamp |  
  
    Request schema for products 
    | Name |  Type |  Required |  Description |  
    quantity |  integer(int32) |  false |  none |  
  sku |  string |  false |  none |  
  title |  string |  false |  none |  
  product_line_id |  string |  false |  none |