Transaction not yet indexed

421sMySyKjWjWVaADJcTfuhe7Yh4Mo8M7S4UPLcGGhS847vWNyWNERThLZK2QawkPZuWkKx2fAY7yGd2uvV93FxG

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