Transaction not yet indexed

321UQKKCmmeoPXTXcznhChYJA21gW2rLHfbh6VJ3LkhNPU2MhgpuFxhZu8o2mQwwLisgBU2YpqfUN4fvaKWwcHDT

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