Transaction not yet indexed

mt6mxNnwrWEGVDKKxGshCi7CHtGJdcESmTrhJbAYiPQ9qMrEDCffiYJsUz8WMSpRPPD5UJ3VGbyaN9ByeEmyHDk

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