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