Transaction not yet indexed

421pWupgNkYkWrVxaJ179cJ8eefNgU18JBhjKHjixttqdFVgRhHGiVvCR41KLPtbqN8immTdmpWRWfLNvW8A9EB1

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