Transaction not yet indexed

4k21JtpuAqgH1eac4s4Nw7n1wn85C6i6DAYP3eSo3yDWv6WNy7HNfvqwf246NEcfeAmsSjiLAzyJQf4mP4cvoYC8

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