Subscription requests to historic marketdata streams should contain the following parameters;

 

parameterDefinition
SubTypemfmarketdata::SubscriptionRequestType::Value - SnapshotAndUpdates, Disable
venueIDVenue intended for subscription
securityIDSecurity to be subscribed for, Use 0 to subscribe to all or unsubscribe
to all securities from the venue.
startTimeRequired when subscribing, (the value should be in nanoseconds)
stopTimeRequired when subscribing, (the value should be in nanoseconds)