Transaction not yet indexed

x21Mk5BPuxmoFFuFHHeMvESeqJFpfKkVJVr2YhwJ3bCpQXYHGydeNXJXfvNYkAeJsX6Q25vgECF7RrGgWeCUJpz

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