Changes to Inventory - Get Item Free

the query request parameter sku became required

api operation id get_inventory_get_item_free was added

added the media type application/json for the response with the status 200

added the media type application/json for the response with the status 400

added the media type application/json for the response with the status 401

added the non-success response with the status 403

added the non-success response with the status 429

added the non-success response with the status 500

for the query request parameter warehouse_ids, the type was generalized from string to array

added the non-success response with the status 400

added the non-success response with the status 401

removed the media type application/json for the response with the status 200

api operation id get_inventory_get_item_free removed and replaced with

the query request parameter sku became optional

for the query request parameter warehouse_ids, the type was generalized from array to string

removed the non-success response with the status 400

removed the non-success response with the status 401

removed the non-success response with the status 403

removed the non-success response with the status 429

removed the non-success response with the status 500