One vertex per element, one color per generator, with an edge from x to x·s.
(2,3)(5,6)(7,10)(8,9)(11,12)(13,14,16,20)(15,23,25,19)(17,21,28,35)(18,22,29,36)(24,32,42,37)(26,41,43,33)(27,40,31,34)(30,39,44,38)(1,2,4,3)(6,9)(10,12)(13,15)(14,19)(16,25)(17,24)(18,31)(20,23)(21,37)(22,40)(26,30)(27,29)(28,42)(32,35)(33,39)(34,36)(38,41)(43,44)(1,2,4,3)(5,7,8,11)(6,10,9,12)(14,20)(15,24)(17,30)(18,29)(19,32)(21,38)(23,37)(25,42)(26,27)(28,44)(31,43)(33,40)(34,41)(35,39)(1,3,4,2)(6,9)(10,12)(14,20)(19,23)(21,35)(22,36)(32,37)(33,41)(34,40)(38,39)A Cayley diagram is a choice, not a fact about the group. Another drawing of this group — in a book, or on a different generating set — may look nothing like this one.