The Derivative Security List Request message is used to return a list of securities from the counterparty that match criteria provided on the request
Subscription for security status can be optionally specified by including the SubscriptionRequestType <263> field on the message.
SecurityListRequestType <559> specifies the criteria of the request:
0 - Symbol <55>
2 - Product <460>
4 - All Securities
Derivative SecurityListRequest <x> may also be used to:
1. Request for option classes for a given market segment.
2. Allows a request all derivative securities to be made independent of Market Segment. The option classes may carry all relevant Market Segments and their corresponding trading rules.
Derivative Security List Request