Transaction not yet indexed

MEfHMv6UfJ33Xro86yFZYDDiWFAWMVTJ4GN7oM31nHwLTphLa71fznW3ZS1bP4Nvsyb4B26YApUE6dLKvTL67SE

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