Transaction not yet indexed

mpmPHYXkbCmSbKkpLJYQ3Q2ecVgvUeyWp2PRvMzg8ur3N9EzCpYMeiuGxePAwtZPH9vAGVn7moXmXwPEfS1c9DJ

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