Task: Fetch a YouTube playlist and send new items Raindrop

n8n workflow:
{"id":7,"name":"YouTube to Raindrop","nodes":[{"name":"On clicking 'execute'","type":"n8n-nodes-base.manualTrigger","position":[-610,160],"parameters":{},"typeVersion":1},{"name":"YouTube","type":"n8n-nodes-base.youTube","position":[-440,240],"parameters":{"part":["snippet"],"options":{},"resource":"playlistItem","operation":"getAll","playlistId":"CHANGE_ME"},"credentials":{"youTubeOAuth2Api":"Google n8n"},"typeVersion":1},{"name":"Filter new items","type":"n8n-nodes-base.function","position":[-120,240],"parameters":{"functionCode":"const staticData = getWorkflowStaticData('global');\nconst newIds = items.map(item => item.json[\"resourceId\"][\"videoId\"]);\nconst oldIds = staticData.oldIds; \n\nif (!oldIds) {\n  staticData.oldIds = newIds;\n  return items;\n}\n\n\nconst actualNewIds = newIds.filter((id) => !oldIds.includes(id));\nconst actualNew = items.filter((data) => actualNewIds.includes(data.json[\"resourceId\"][\"videoId\"]));\nstaticData.oldIds = [...actualNewIds, ...oldIds];\n\nreturn actualNew;\n"},"typeVersion":1},{"name":"Flatten JSON","type":"n8n-nodes-base.functionItem","position":[-280,240],"parameters":{"functionCode":"item = item[\"snippet\"]\n\nreturn item;"},"typeVersion":1},{"name":"Raindrop Bookmark","type":"n8n-nodes-base.raindrop","position":[40,240],"parameters":{"link":"=https://www.youtube.com/watch?v={{$json[\"resourceId\"][\"videoId\"]}}","resource":"bookmark","operation":"create","collectionId":0,"additionalFields":{"tags":"youtube","title":"={{$json[\"videoOwnerChannelTitle\"]}} | {{$json[\"title\"]}}"}},"credentials":{"raindropOAuth2Api":"Raindrop"},"typeVersion":1},{"name":"Every 30 mins","type":"n8n-nodes-base.cron","position":[-610,320],"parameters":{"triggerTimes":{"item":[{"mode":"everyX","unit":"minutes","value":30}]}},"typeVersion":1}],"active":true,"settings":{},"connections":{"YouTube":{"main":[[{"node":"Flatten JSON","type":"main","index":0}]]},"Flatten JSON":{"main":[[{"node":"Filter new items","type":"main","index":0}]]},"Every 30 mins":{"main":[[{"node":"YouTube","type":"main","index":0}]]},"Filter new items":{"main":[[{"node":"Raindrop Bookmark","type":"main","index":0}]]},"On clicking 'execute'":{"main":[[{"node":"YouTube","type":"main","index":0}]]}}}