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