Transaction not yet indexed

21TcfTpM4qrnJsAqTwmyKzYXbPp9hYYZYRMfy7UGjvHAXq8heM9W3mL7v4dwZbs4kEWa4LUVX7m6QjrwEapFfFmj

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