HarmonyOS 如何解析json字符串？

let fzResponse = JSON.parse(response.result) as xxclass
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let fzResponse:ESObject = JSON.parse('{"u":123,"v":"abc","w":true}') 
obj['u'] = 123 
obj['v']='def'
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let jsonstr: string = ‘{“version”: “1.0.0”, “status”: 0}’ 
let js: string = JSON.parse(jsonstr) 
let t: Test = plainToClass(Test, js) 
 
 
export class Test(){ 
  version:string, 
  status:number 
}
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