Security Definition Request (MsgType = c, FIXML = SecurityDefReq)

The Security Definition Request (c) message is used for the following:

Request a specific Security to be traded with the second party. The request security can be defined as a multileg security made up of one or more instrument legs.

Subscription for security status can be optionally specified by including the SubscriptionRequestType (263) field on the message.

Tag		Field Name	FIXML	Req'd	Comments
<Standard Message Header>				Y	MsgType = c
320		SecurityReqID	SecurityReqID	Y
321		SecurityRequestType	SecurityRequestType	Y
<Instrument>				N
15		Currency	Currency	N
58		Text	Text	N	Comment, instructions, or other identifying information.
354		EncodedTextLen	EncodedTextLen	C	Must be set if EncodedText (355) field is specified and must immediately precede it.
355		EncodedText	EncodedText	C	Encoded (non-ASCII characters) representation of the Text (58) field in the encoded format specified via the MessageEncoding (347) field.
336		TradingSessionID	TradingSessionID	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	TradingSessionSubID	N
555		NoLegs	NoLegs	N	Number of legs that make up the Security
=>	<Instrument Leg>			C	Required if NoLegs (555) > 0.
=>	556	LegCurrency	LegCurrency	N
263		SubscriptionRequestType	SubscriptionRequestType	N	Subscribe or unsubscribe for security status to security specified in request.
<Standard Message Trailer>				Y