Get a queue index assignment eligibility start complete info object from the message
(only for LBM.MSG_UMQ_INDEX_ASSIGNMENT_ELIGIBILITY_START_COMPLETE_EX messages).

C# |
public UMQIndexAssignmentEligibilityStartCompleteInfo queueIndexAssignmentEligibilityStartCompleteInfo()

UMQIndexAssignmentEligibilityStartCompleteInfo object holding extended index assignment eligibility start complete info.