Module Dtcprotocol_piqi.Market_depth_request

type t = {
mutable request_action : Dtcprotocol_piqi.request_action_enum option;
mutable symbol_id : Dtcprotocol_piqi.uint32 option;
mutable symbol : string option;
mutable exchange : string option;
mutable num_levels : Dtcprotocol_piqi.protobuf_int32 option;
}