ExecutionReport can be found in Volume4 of the specification OrderCancelReject can be found in Volume4 of the specification NewOrderSingle can be found in Volume4 of the specification OrderCancelRequest can be found in Volume4 of the specification OrderCancelReplaceRequest can be found in Volume4 of the specification OrderStatusRequest can be found in Volume4 of the specification DontKnowTradeDK can be found in Volume4 of the specification OrderMassCancelRequest can be found in Volume4 of the specification OrderMassCancelReport can be found in Volume4 of the specification OrderMassStatusRequest can be found in Volume4 of the specification AffectedOrdGrp is a component