Transaction not yet indexed

21nZkTdfDnxD9cZvUTfscDeEc6Qt4udcK5iJt9aBnmmW1Fgb4MMAGVqo6kUei8hTEsS16HvoAk8MBeP9XaVSZfVC

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