Transaction not yet indexed

21sXMkCC4NtpqPm6QQig9fppVcZAkHyQB3Cvsrpdd4cd192eKmeJfvWyVoj4kfo4PL6dJf6fVzcnvr5sU7e9qgLX

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