Transaction not yet indexed

21kX7tmXWewbcJ8yZqbY9Mod16FeaPnUuy9xpn98uadFz18qQepaNu6fH2cMMkVkYHq2fPC9MoPXj5ftNaMg8bR3

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