Transaction not yet indexed

uMUNUGyUDsERFtXaDprkYic52kDacTmVACdYMopMxkhUqofd1NeqHKsKf4jLokuMfXZTuWUPYmAkfiZ1LEK21g8

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