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