Mass Order Cancel Request (q)

Sent by the client to initiate a Mass Order Cancel Request (q).

35MsgTypeqMass Order Cancel Request message type
530MassCancelRequestType7"7" for cancelling all orders on all markets, "1" for cancelling all orders on a specific market
11ClOrdIDorder123(Optional) Client-assigned ID for mass order cancellation request
55SymbolBTC-PERP(Optional) Symbol name. This field is required if MassCancelRequestType is set to 1, and ignored otherwise

A Mass Order Cancel Report (r) will be returned to the client.