Transaction not yet indexed

mfkCEtJkUb3m4thWYJ2GzQxRCiPim7U8jmv5WEborPEpaTyArDaCqpgGFaVrG8rycYTqKm5eqqJsUP7TJfTY4En

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