Transaction not yet indexed

Ef21TU8Sg2uTNWTmnmxqZSiW7aLSZStDPPy4cUKKkJ91nwd1rkuqvRK2dLH85FXPfwg9SFqHTN31AYDfPXtxZRJ

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