Transaction not yet indexed

MUMs1UccRrZ6puRu7MJb8a86es1SKerLEKzVCrBa6dUNsNH8uaeUsJoEFt2StEUq7TdfUSA2N7HDFs5m4feLqVa

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