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)(16,29)(17,31)(18,30)(21,36)(22,23)(24,35)(26,39)(27,41)(28,40)(32,37)(33,34)(42,44) involution — undirected(5,7,8,11)(6,9,10,12)(13,14,17,22,18,23,16,20,19,24,29,34,30,33,31,35)(15,21,25,37,28,38,27,32,26,36,39,44,41,43,40,42)(6,10)(9,12)(15,26)(21,36)(25,39)(27,40)(28,41)(32,42)(37,44)(38,43) involution — undirected(2,4)(13,15,16,27,30,41,17,25,19,26,31,40,18,28,29,39)(14,21,20,32,33,43,22,37,24,36,35,42,23,38,34,44)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.