Transaction not yet indexed

21UDEVZMvtyWk6hQVE9j6nCkAooWF6ZqnoAXy4EvZ1P9viTTmjq8puZUH3hLxTjZ3zNympbxhs454XXQZXfZfEuv

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