Zabbix + FreshService Integration issue

During integration testing of Zabbix and Freshservice ITSM tool, Getting message as "Media type test successful", But request is not going to my ITSM tool. Please see the logs and Please share if any correction is required:

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00:00:00.000 [Debug] webhook script value={"action_id":"

","action_name":"{ACTION.NAME}","auth_key":"2lkIjo1NDc3LCJhcF9pZCI6MTAwMDAwMDAwNzM2LCJzX2lkIjozLCJ0cyI6MTYzODUxMTkwNS41MzMwNjN9.z5C82-HOrTcSEQpeKX1uJ3Rla9FX-HIh56o-oANtS4E","event_date":"{EVENT.DATE}","event_name":"{EVENT.NAME}","event_opdata":"{EVENT.OPDATA}","event_status":"{EVENT.STATUS}","event_time":"{EVENT.TIME}","hostname":"{HOST.NAME}","host_ip":"{HOST.IP}","item_key":"{ITEM.KEY}","item_name":"{ITEM.NAME}","Message":"{ALERT.MESSAGE}","severity":"{EVENT.SEVERITY}","Subject":"{ALERT.SUBJECT}","tags":"{EVENT.TAGS}","To":"{ALERT.SENDTO}","url":"https:\/\/https://lnkd.in/g5wvWi2M\/integrations\/1000009012127\/alerts"}

00:00:00.170 [Debug] FS AMS Notification failed: {"fields":{"item_key":"

","host_ip":"{HOST.IP}","event_name":"{EVENT.NAME}","hostname":"{HOST.NAME}","event_opdata":"{EVENT.OPDATA}","severity":"{EVENT.SEVERITY}","item_name":"{ITEM.NAME}","event_status":"{EVENT.STATUS}","action_id":"{ACTION.ID}","action_name":"{ACTION.NAME}","event_date":"{EVENT.DATE}","event_time":"{EVENT.TIME}","tags":[]}}

00:00:00.170 [Debug] FS AMS alert creation failed : Response code: 401