Create Order and Fulfiillment

[mkarthique]

Kindly address the queries below:

We are creating webhook for CREATE_ORDER and we are in need of details such as below which is not available in the JSON provided.

Shipping Carrier
Service Level / Mode
Created Date
Shipped Date
Package Size / Weight

Do merchant have to configure these details when he creates the store?
At what point in transaction will this information be available (like order creation, order fulfilment...) ?
Which api can provide these details?