Transaction not yet indexed

21d8C3cBptBiQHFckBU2EZCSTVTt7VoChgZeP13VtZHzwNWFrfWfKGHM7zT1aHeDDGDx6EUYY4EmbZBSyvomgU2m

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