SecurityTypeRequest (MsgType = v, FIXML = SecTypReq)

The Security Type Request (v) message is used to return a list of security types available from a counterparty or market,

The request can include a specific TradingSessionID (336) for which Security Types (w) should be returned.

Tag	Field Name	FIXML	Req'd	Comments
<Standard Message Header>			Y	MsgType = v
320	SecurityReqID	@ReqID	Y	Used to qualify which security types are returned
58	Text	@Txt	N	Comment, instructions, or other identifying information.
354	EncodedTextLen	@EncTxtLen	C	Must be set if EncodedText field is specified and must immediately precede it.
355	EncodedText	@EncTxt	C	Encoded (non-ASCII characters) representation of the Text field in the encoded format specified via the MessageEncoding field.
1301	MarketID	@MktID	N	Optional MarketID to specify a particular trading session for which you want to obtain a list of securities that are tradeable.
1300	MarketSegmentID	@MktSegID	N	Optional Market Segment Identifier to specify a particular trading session for which you want to obtain a list of securities that are tradeable.
336	TradingSessionID	@SesID	N	Optional Trading Session Identifier to specify a particular trading session for which you want to obtain a list of securities that are tradeable.
625	TradingSessionSubID	@SesSub	N	Optional market assigned sub identifier for a trading phase within a trading session. Usage is determined by market or counterparties. Used by US based futures markets to identify exchange specific execution time bracket codes as required by US market regulations. Bilaterally agreed values of data type "String" that start with a character can be used for backward compatibility
460	Product	@Prod	N	Used to qualify which security types are returned
167	SecurityType	@SecTyp	N	Used to qualify which security type is returned
762	SecuritySubType	@SubTyp	N	Used to qualify which security types are returned
<Standard Message Trailer>			Y