Transaction not yet indexed

MEzYJzCLeyW1eb3UbeCeYG2yi3VTyW81nAR51JsPh6wBDoF1kfsJTHdh9dSZ5uqhjFrC6ua7FktWzrkb8reN4tS

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