One vertex per element, one color per generator, with an edge from x to x·s.
(1,2)(3,4)(5,6)(7,9)(8,10)(11,12)(14,20)(15,25)(16,30)(17,32)(18,31)(21,26)(22,23)(24,36)(27,37)(28,44)(29,43)(33,38)(34,35)(40,41) involution — undirected(5,7,8,11)(6,9,10,12)(13,14,17,22,18,23,16,20,19,24,30,35,31,34,32,36)(15,26,25,40,29,42,28,41,27,21,37,38,44,39,43,33)(6,10)(9,12)(15,27)(21,26)(25,37)(28,43)(29,44)(33,41)(38,40)(39,42) involution — undirected(2,4)(13,15,16,28,31,44,17,25,19,27,32,43,18,29,30,37)(14,21,20,33,34,42,22,38,24,26,36,41,23,39,35,40)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.