Transaction not yet indexed

X21Su6CP199MmMTbZo8QK79DM8ZHd4yaVCbACr1NZX9iChUev3WeycCew7Lkh3ri9sgZZ2ejwEX5hb3MAXFR7Gm

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