To find the Golden Egg you will first have to seek the clues hidden at Rootser's Remorse 1 (unfortunately now archived but see CO's log of 21 Aug 2017) & 2. Use what you find there to help you crack the encrypted coordinates for this cache which are:
bflpr nunpy pwfke dleeo nflpy bubeg fubpz elfoe vebnf qlaub qpeoe copfb ekedl eepwe bpynu vegfu bpeud rpfbe bubea ubqpe owxyz