...

• If a regulatory field on an inbound Venue message is not populated, then it is because the Venue does not provide it.
• If a regulatory field is populated on an outbound SBE message from the Client , but the Venue does not support it, then it will be ignored.
• Reporting obligations bilaterally agreed between Customer and Venue may vary between Maker and Taker roles. The Whisperer API is agnostic to this.

Message Structure

MarketFactory allows clients to reference or populate these regulatory fields for appropriate messages via the use of dedicated repeating groups containing key/value pairs, at the appropriate level within the message structure:

RegulatoryBodies this field provides an explicit indication whether or not SEF, EMIR or MiFID fields are populated in the message structure.

NoBodyRegulatoryFields, NoLegRegulatoryFields an NoAllocRegulatoryFields

For more detail reference the SBE Schema.

...