Transaction not yet indexed

UjkkBQCcEhpzkKRWhtK2DqzfUjRFCGEnhUQmeBZXHTVrKzwSpfHtmeP4Z2LKSaKiubssf8oYC8xTvP4H1swKLT6

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