curl --location --request POST 'https://developer.salesmartly.com/api/v2/end-session' \
--header 'external-sign: b6da70e5ea959ad75f5d7d94901202cb' \
--form 'session_id="160777"' \
--form 'chat_user_id="0526858111f1d14c9d68976a7d8903fb"' \
--form 'project_id="392617"'{
"code": 0,
"data": {},
"msg": "string"
}