First, you don't say what type of camera you have. But in any event you could probably follow the directions that this Honda CRV uses:
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Our install is in the Tesla Model X, easily more complicated but you may get a better idea of running cable from watching any one of a ½ dozen videos involving that model in your camera.
Good luck!
I have answered your query in your other thread.
Mods. Please close this one.
Regardless of the fact that I haven't answered your question exactly, it should be enough to give you a clue how to do it. The reason I suggested closing the thread is because you have asked the same question twice. This is bad form as this leads to answers being spread over several threads.