Transaction not yet indexed

u1EPbMvAAbCS8EYJHH2FJqqW5E9AxwEbfNHdgfdVtEMSGD13PGwCfqcrycn4g2zvf6LWjhfTLqtKoGAXPqcVd56

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