Transaction not yet indexed

XkkNbQfzufJG7qSgs1zyTN9AZnQegebJzCQCJ4DjCRyELV6RuXKSYAwjtd59DtHgxcbMadRsNEgpWWXPFvcDog4

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.