Transaction not yet indexed

1Mb2xp2G9zhfqduAdMmuybpWL2cRZKLngGZ1uSCEeaVHA7MeG1Bztk4gvQCZ2vGM3zomZcbpQFqvuFybEUgjSLS

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