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