facebook canvas app安装广告未发布

Question

使用facebook ads api发布Canvas App安装广告时，我们遇到了一些问题。

我们在提交广告时收到此错误。广告素材已成功制作。

广告规范：

{
  "adset_id":"XXXXXXXXXXX",
  "name":"e2e canvas app create @ app @ 1407",
  "bid_type":"ABSOLUTE_OCPM",
  "creative":{
    "object_id":"XXXXXXXXXXXX",
    "actor_name":"e2e canvas app create @ a",
    "body":"e2e canvas app create @ app @ 1407",
    "name":"e2e canvas app create @ app @ 1407",
    "link_url":"LINK_URL",
    "image_hash":"996e9f651b6bc8f86ee7ac83c72f0718"
  },
  "targeting":{
    "genders":["1"],
    "age_max":64,
    "age_min":13,
    "geo_locations":{"countries":["IN","CN","GB","ZA","RU"]}
  },
  "bid_info":"{
    'ACTIONS':0, 
    'REACH':1500, 
    'CLICKS':0, 
    'SOCIAL':0
  }",
  "objective":"CANVAS_APP_INSTALLS"
}

错误：

Please include a value for 'user_os' or 'user_device' in ad targeting spec.|Exception|1487504