postman界面：
url：/sap/opu/odata/sap/CUAN_CONTACT_SRV/$batch?sap-client=100
HTTP头部：
batch操作的正文：
–batch_e49b-bf69-e45b
Content-Type: multipart/mixed; boundary=changeset_3ae7-33ac-a323
–changeset_3ae7-33ac-a323
Content-Type: application/http
Content-Transfer-Encoding: binary
DELETE InteractionContacts(‘02000A2120711ED99DF5208128357212’)?sap-client=100 HTTP/1.1
Cache-Control: max-age=360
sap-contextid-accept: header
Accept: application/json
x-csrf-token: 0FoRtAEtTgQ7z42tpFgMmQ==
Accept-Language: en
DataServiceVersion: 2.0
MaxDataServiceVersion: 2.0
–changeset_3ae7-33ac-a323–
–batch_e49b-bf69-e45b–
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