Transaction not yet indexed

mNDk3PA9WRaxPT3SuY2zy51mqvuez3zHpPEPHDNkSHxTbSEVovRTz8YksCekv5oNev8TPgbbYEX5nwcmPHo2cjJ

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