Transaction not yet indexed

21f3DY8UUfdJmDkPHvsrA6yc2ZouraPGA6wtbgJMhs48PTbtsKzn4VvKYsVHKeSUniqoLvqQ4cE8Ng87i8VzUEp6

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