The Market Definition Request message is used to request for market structure information from the Respondent that receivesthis request.Fields that are specified will act as "filters" for the request.For example, if MarketID is specified then onlymarket structure information for that specified market should be sent back if available.If MarketID is not specified then therequest is for all available market structure information.
The Market Definition Request can also indicate to the Respondent whether the request is for a snapshot of requestedinformation, subscribe to market structure information, or to unsubscribe to an earlier subsription request.This is done via theSubscriptionRequestType (263) field.
| Tag | Field Name | FIXML | Req'd | Comments | |||
|---|---|---|---|---|---|---|---|
| <Standard Message Header> | Y | MsgType = BT | |||||
| 1393 | MarketReqID | @MktReqID | Y | Specifies that the Market Segment is a sub segment of the Market Segment defined in this field. | |||
| 263 | SubscriptionRequestType | @SubReqTyp | Y |
Subscription Request Type |
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| 1301 | MarketID | @MktID | C |
Conditionally required if MarketSegmentID(1300) is specified on the request |
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| 1300 | MarketSegmentID | @MktSegID | N |
Identifies the market segment |
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| 1325 | ParentMktSegmID | @ParentMktSegmID | N |
Specifies that the Market Segment is a sub segment of the Market Segment defined in this field. |
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| <Standard Message Trailer> | Y | ||||||
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