// set_user_notify 格式
{
    "openid": "xxx",
    "notify_type": "2001",
    "notify_code": "xxx",
    "content_json": "{\"cur_status\":4,\"wxa_path_query\":\"packageUser\\/pages\\/order\\/list\",\"product_count\":1,\"product_list\":{\"info_list\":[{\"product_img\":\"xxx\",\"product_name\":\"xxx\",\"product_path_query\":\"pages\\/index\\/index\",\"count\":1,\"single_price\":717}]}}",
    "check_json": "{\"pay_amount\":717,\"pay_time\":1770811009,\"pay_channel\":0}"
}

// set_user_notifyext 格式

{
  "openid": "xxx",
  "notify_type": "2001",
  "notify_code": "xxx",
  "ext_json": "{\"shipping_list\":\"[{\\\"tracking_no\\\":\\\"xxx\\\",\\\"express_company\\\":\\\"ZTO\\\"}]\",\"product_additional_list\":\"{\\\"info_list\\\":[{\\\"unit_price\\\":717,\\\"number\\\":1}]}\"}"
}