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