Transaction not yet indexed

21PKU6HTyHTZBpi8tLLTxZcEec2SLUtVRZLn1XrXmeGgigWEkngQwY9vsdkGuVpgVPqSdi6T1FuKJUfw8pAkkS6V

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