Transaction not yet indexed

263MFKQieh1Msyd8e7CfRX8wZPHTJr6jsaDD3jsfd2Wjis2zoKpmEVNVp9dmExk4tDLjmDqwXQmmD8XVfS6V4Kc2

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