【问题标题】:Facebook Marketing API - lookalike audience creation - Can't create a duplicate lookalikeFacebook Marketing API - 相似受众创建 - 无法创建重复的相似受众
【发布时间】:2020-10-02 23:12:39
【问题描述】:

我正在通过 Facebook API 创建相似的自定义受众,但是当我尝试从同一个种子创建第二个受众时,我不断收到此错误消息:

"(#2654) Can't create a duplicate lookalike: You've already created a Lookalike Audience with the same source, country and size. Please try using a different source or different specifications."

在这种情况下,国家和种子是相同的,但两个受众的比例不同。当我在浏览器中通过 adsmanager 创建与完全相同的规范时,它们已成功创建。

以下是我发送的有效载荷示例:

//Audience successfully created
{
  name: "LLA0%-FB | Engaged | 30 (2020-09-23) (US)",
  subtype: "LOOKALIKE",
  origin_audience_id: "123456789",
  lookalike_spec: {
    type: "reach",
    ratio: 0.05,
    allow_international_seeds: "on",
    location_spec: {
      geo_locations: { countries: ["US"] },
    },
  },
}
//Error
{
  name: "LLA20%-FB | Engaged | 30 (2020-09-23) (US)",
  subtype: "LOOKALIKE",
  origin_audience_id: "123456789", 
  lookalike_spec: {
    type: "reach",
    ratio: 0.2,
    allow_international_seeds: "on",
    location_spec: {
      geo_locations: { countries: ["US"] },
    },
  },
};


【问题讨论】:

    标签: facebook facebook-graph-api facebook-javascript-sdk facebook-custom-audience


    【解决方案1】:

    您的 api 请求的问题是您在 api requests 中同时指定了类型和比率。因此,Facebook 请求忽略了比率值。 https://developers.facebook.com/docs/marketing-api/audiences/guides/lookalike-audiences/#lookalike-audiences 请参阅使用类型或比率的类型。你应该像这样使用比率

    {
     name: "LLA0%-FB | Engaged | 30 (2020-09-23) (US)",
     subtype: "LOOKALIKE",
     origin_audience_id: "123456789",
     lookalike_spec: {
      type: "reach",
      ratio: 0.05,
      allow_international_seeds: "on",
      location_spec: {
      geo_locations: { countries: ["US"] },
      },
    },
    }
    

    【讨论】:

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