Transaction not yet indexed

MBRggpnyR7nzKutmPdFCTfBdNf3VFf5zHA5XeoRbN4ykGjXBzz7U37F2AYJcS5vAyKovoNREQqa3dBixAnGWLcV

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