小程序发送模板消息发送json对象时返回 {"errcode":47001,"errmsg":"data format error hint: [27y0382ge21]"}，发送的数据中不包含中文

let data = {

    "keyword1": {

        "value": "remindtime",

        "color": "#173177"

    },

    "keyword2": {

        "value": "planname",

        "color": "#173177"

    },

    "keyword3": {

        "value": "userwater",

        "color": "#173177"

    }

}

"form": {

    "form_id": form_id,

    "template_id": sProgram.template_id,

    "touser": user.openid,

    "data": data

}