Transaction not yet indexed

21PC3LYbM49tqUZCv6hVkPPfZnTHwPyhkQvov4QVsVjm5a5VgXnSQ6rmcYTZFsyntsQJd5bGb2aZPyvfTVbbx62h

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