Transaction not yet indexed

421PZCgtTz8JdbTxbQtYa6dCjGWRaCCmmTKevsRDixUmETd9w6p8nX8hHZiqKd6YHE9PdFTtFf1vEYwANEED5DYQ

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