Help! My car won't start, crank or nothing
 

2006 Infiniti g35 coupe manual 6mt
113,xxx

My car was driving great all year. Until today I drove to Wendy's ate inside and I come back out to start my car and nothing no noise no lights,didn't crank or nothing car didn't even try to start. They are telling me it's the ignition switch but I don't wanna spend money on it and it won't be the part
Please help me