Changes to Sub-account Spot Assets Summary (For Master Account)

for the query request parameter recvWindow, the format changed from no format to int64

for the query request parameter timestamp, the format changed from no format to int64

the response property address became required for the status 200

the response property code became required for the status 400

the response property code became required for the status 401

the response property coin became required for the status 200

the response property msg became required for the status 400

the response property msg became required for the status 401

the response property tag became required for the status 200

the response property url became required for the status 200