Could be an encoding issue. I see the city value is in Chinese (I'm guessing...), which might be problematic, if the request is not encoded properly. I would recommend creating a dummy record with the "city" value (and maybe all others) using the Latin alphabet (or even just numbers) and testing that out.
Also, in the future post all code snippets as text, not as images. It makes it very difficult to debug and test it.
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