Transaction not yet indexed

421NTUg8apx9JpXdjpLXWoXd7YkSupePDSuZtxeyPy8LL3ReJQttPdfN9UduKVpf6Ta6rDUQ2STjxj1ZbbfX8xqt

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