This message is sent by a fund manager to a custodian bank as an advice of/instruction to settle a third party foreign exchange deal.
The definition of third party must be agreed up front between the fund manager and the custodian relative to deals executed by the custodians' treasury area on behalf of the fund manager.
It is used to:
provide details about a new deal
provide a settlement notification
amend a previously sent message
cancel a previously sent message.
This message may also be sent to the member of a centralised settlement system or directly to the centralised settlement system.