Transaction not yet indexed

Um2JjKbxWV4ABjA5Sq3ktG633JPcZeSy5eRMasManTa2ZYNnbTYpeS9JgiKB1V1BxhfPURMGsUC4uoYPtpU1N6a

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