PayManagementRequest(35=DY) message is used to communicate a future or expected payment to be made or received related to a trade or contract after its settlement.
Additional detail from the official source
It should be noted that this message, in the context of operational communication between investment managers and their brokers, is intended to agree and confirm on payment(s) to be made or received during the life of a contract.
Message structure 1340 distinct fields
Source order, including nested components and groups. Group counts precede the repeated entries. “Required here” is relative to the enclosing component or group, not unconditional in the message. A dash means not marked required; conditional requirements remain in the source notes. This is a reference, not a counterparty-specific validator.
Includes nested components and groups. Escape clears the filter.