| Tag | Field Name | Req'd | Comments |
|---|---|---|---|
| Standard Header | Y | MsgType = e (lowercase) | |
| 324 | SecurityStatusReqID | Y | Must be unique, or the ID of previous Security Status Request to disable if SubscriptionRequestType = Disable previous Snapshot + Updates Request (2). |
| component block <Instrument> | Y | Insert here the set of "Instrument" (symbology) fields defined in "COMMON COMPONENTS OF APPLICATION MESSAGES" | |
| 15 | Currency | N | |
| 263 | SubscriptionRequestType | Y | SubcriptionRequestType indicates to the other party what type of response is expected. A snapshot request only asks for current information. A subscribe request asks for updates as the status changes. Unsubscribe will cancel any future update messages from the counter party.) |
| 336 | TradingSessionID | N | |
| 625 | TradingSessionSubID | N | |
| Standard Trailer | Y | ||