get Order
Get the pull order. 0: Descending order, combined with the passed timestamp parameter, retrieves messages with increasing send time; 1: Ascending order, combined with the passed timestamp parameter, retrieves messages with decreasing send time.
Return
The pull order. 0: Descending order, combined with the passed timestamp parameter, retrieves messages with increasing send time; 1: Ascending order, combined with the passed timestamp parameter, retrieves messages with decreasing send time.