Creates multiple fulfillments for one or more orders.
The bulkCreateFulfillments() function returns a Promise that resolves when the fulfillments are created.
This method may require higher-level permissions than the caller has, based on their identity and roles and permissions. In these cases, you can ensure the method is called with the required level of authorization by using one of the following:
List of order IDs and their associated fulfillments' info.
This method doesn't return any custom errors, but may return standard errors. Learn more about standard Wix errors.