Transaction not yet indexed

21GuSTfvw8rhW2TBFSmqmhkMaRcYQfRQSCDhhGvUYjBGShHvraPdcTRU356VZGX5qYyN19chRNEpqjumWvwKHM5p

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