Optional
This field specifies the role of the Sender and the Receiver of the message in the confirmation of the reset/advice.
Scope must contain one of the following codes (Error code(s): T36):
The absence of this field means that Sender and Receiver are the principals, ie, Scope is BILA.
AGNT is used when the confirmation has been sent or received on behalf of a separate legal party and that party has done the deal.