Transaction not yet indexed

421FkLLUoxcaB77uhWV3R5nbLgxn3SvFHSHnZUoDRHkoFLjpRM2JFsqtkc7NCryL5utPdsVAk8e9Qs3zXGkvApAB

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