url：
https://jerry.gcdemo.hybris.com/sap/opu/odata/sap/CUAN_CONTACT_SRV/$batch?sap-client=100
http header字段的Content-type(類型)維護成multipart/mixed，在payload正文裡維護以下内容：
–batch_c914-a60c-1877
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=45&s e l e c t = I m a g e U R L select=ImageURL%2cName%2cContactLevelName%2cCountryName%2cCity%2cEMailAddress%2cPhoneNumber%2cMobilePhoneNumber%2cCorporateAccountName%2cInteractionContactUUID%2cRelationship%2cType&select=ImageURLinlinecount=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
–batch_c914-a60c-1877–
執行postman，得到響應結果：