Transaction not yet indexed

3C21ZtNfGUcuTfkofpmvPSugkBqCY3yAVvNddB3oakVqt85QmN8hMb1QEqsdjCL7xrupkmw6kLCWNx4hqMASUnB

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