Add transfer between spot account and fund account, payer can not be same as payee
Web socket market depth snapshot response add changeId field
Web socket market depth update response add changeId/prevId field
Return all orders while get orders by ALL state
Order add REJECTED state, this state represents request was rejected for some reason when you create order
Return all pending and fired orders while get orders by pending state.
Support Post-Only orders, If you only want to fill orders as a maker, you can set the
post_only paramter to true when you create them. But
immediate_or_cancel can't be true at the same time.
After this upgrade, we will return the orders except none filled orders by default when you request the closed order list. If you want to query the NONE_FILLED orders, set the
state params to
The inserted time and updated time of orders and trades have already accurate to milliseconds. In some sorting scenarios, the inserted time is more accurate than id.