| Tag | Field Name | Req'd | Comments |
|---|---|---|---|
| Standard Header | Y | MsgType = h (lowercase) | |
| 335 | TradSesReqID | N | Provided for a response to a specific Trading Session Status Request message (snapshot). |
| 336 | TradingSessionID | Y | Identifier for Trading Session |
| 625 | TradingSessionSubID | N | |
| 338 | TradSesMethod | N | Method of trading: |
| 339 | TradSesMode | N | Trading Session Mode |
| 325 | UnsolicitedIndicator | N | 'Y' if message is sent unsolicited as a result of a previous subscription request. |
| 340 | TradSesStatus | Y | State of the trading session |
| 567 | TradSesStatusRejReason | N | Use with TradSesStatus = "Request Rejected" |
| 341 | TradSesStartTime | N | Starting time of the trading session |
| 342 | TradSesOpenTime | N | Time of the opening of the trading session |
| 343 | TradSesPreCloseTime | N | Time of the pre-close of the trading session |
| 344 | TradSesCloseTime | N | Closing time of the trading session |
| 345 | TradSesEndTime | N | End time of the trading session |
| 387 | TotalVolumeTraded | N | |
| 58 | Text | N | |
| 354 | EncodedTextLen | N | Must be set if EncodedText field is specified and must immediately precede it. |
| 355 | EncodedText | N | Encoded (non-ASCII characters) representation of the Text field in the encoded format specified via the MessageEncoding field. |
| Standard Trailer | Y |