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