Transaction not yet indexed

5u1b7RBQ4qBpc2QzJSBKcTemVXfM2Bwfv8dzTuYWcrrrMx4vvkrcGmCKca9tgRbFSbKCZPQq9L9eHwmRCpszGNp2

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