The petition , started by Vani Hari , an activist who has targeted other fast food companies over chemical ingredients , had more than 60,000 signatures by the time Subway responded .
该项请愿由VaniHari发起，他是一名专注快餐行业化学配料的活动家。截至赛百味回应，已经有超过60000人签名加入请愿。
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