需求：我在Marketing Cloud的contact模型上用custom field这个应用创建了一个Extension field，名称为微信ID。

现在客户的需求是使用这个字段作为过滤条件进行搜索。

首先在界面上执行一次搜索，在Chrome开发者工具network标签里将这次搜索中前端发给后台的HTTP请求明细记录下来：

然后在postman里照样维护一份：

payload:
–batch_bd03-9977-8095
Content-Type: application/http
Content-Transfer-Encoding: binary

GET InteractionContacts?sap-client=100&KaTeX parse error: Expected 'EOF', got '&' at position 7: skip=0&̲top=15&$filter=YY1_WECHATID_MPS$filter=YY1W​ECHATIDM​PSselect=ImageURL%2cName%2cContactLevelName%2cCountryName%2cCity%2cEMailAddress%2cPhoneNumber%2cMobilePhoneNumber%2cCorporateAccountName%2cInteractionContactUUID%2cRelationship%2cType&$inlinecount=allpages HTTP/1.1
sap-cancel-on-close: true
Cache-Control: max-age=360
sap-contextid-accept: header
Accept: application/json
Accept-Language: en
DataServiceVersion: 2.0
MaxDataServiceVersion: 2.0
x-csrf-token: fsZ87xxAy55LLhk56CCjCw==

–batch_bd03-9977-8095–

测试结果如下：

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