Type: char
Assigned value used to identify specific message recipient (desk, trader, etc.) if the message is delivered by a third party
Added in protocol FIX.4.0
See in: FIX.4.1, FIX.4.2, FIX.4.3, FIX.4.4, FIX.5.0, FIX.5.0SP1, FIX.5.0SP2, FIX.5.0SP2 EP240, FIXT.1.1.