Transaction not yet indexed

3C21WcCdQWUP84SiHiHTjFNwz5yRmRBPCAVYTLRWgeYX2FaGcn1q4WKTdy1hKKcjkNYNtt7B6SfJKtkHSk3vyuhK

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