Mass Order Cancel Report (r)

Sent by the server in response to a Mass Order Cancel Request (q).

35MsgTyperMass Order Cancel Report message type
530MassCancelRequestType7the MassCancelRequestType of the corresponding Mass Order Cancel Request; 7 for all orders, 1 for all orders from a single market
11ClOrdIDorder123(Optional) Client-assigned ID for mass order cancellation request
55SymbolBTC-PERP(Optional) Market name. This field is is required if MassCancelRequestType is set to 1, and ignored otherwise