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