Reject

This message is being sent to client in response to every client's message which failed to pass validation (e.g. unexpected message type, missing fields, etc).

Reject message fields, Tag 35=3
Tag	Field Name	Required	Type	Comments
<Standard Header>
371	RefTagID	N	Int	FIX Tag ID of the field caused rejection.
372	RefMsgType	N	Int	MsgType ID of the message caused rejection.
45	RefSeqNum	Y	Int	MsgSeqNum of the message caused rejection.
373	SessionRejectReason	N	Int	An enumerated reason of message rejection.
58	Text	N	String	Custom text related to rejection.