Transaction not yet indexed

Mb3pSyuUpUxVCgRPVQGhvjykoSRY4DeHqFMSQi8krqMTKZfDpV8YVvkUZ8Ymwdu6yzwYDKdTgf9wGAfUAMJi68E

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