Task: Tiny Tiny RSS new stared article saved to wallabag 

n8n workflow JSON:
{"id":"4","name":"post to wallabag","nodes":[{"name":"On clicking 'execute'","type":"n8n-nodes-base.manualTrigger","position":[120,250],"parameters":{},"typeVersion":1},{"name":"HTTP Request","type":"n8n-nodes-base.httpRequest","position":[1280,380],"parameters":{"url":"=http://{HERE-YOUR-WALLABAG-HOST}/api/entries.json","options":{},"requestMethod":"POST","bodyParametersUi":{"parameter":[{"name":"url","value":"={{$json[\"url\"]}}"}]},"queryParametersUi":{"parameter":[]},"headerParametersUi":{"parameter":[{"name":"Authorization","value":"=Bearer {{$json[\"access_token\"]}}"}]}},"typeVersion":1},{"name":"Cron","type":"n8n-nodes-base.cron","position":[120,400],"parameters":{"triggerTimes":{"item":[{"mode":"everyX","unit":"minutes","value":10}]}},"typeVersion":1},{"name":"Function","type":"n8n-nodes-base.function","position":[900,470],"parameters":{"functionCode":"// Get the global workflow static data\nconst staticData = getWorkflowStaticData('global')\n\n// Access its data\nconst lastStarRssId = staticData.lastStarRssId\n\nlet list = []\n\nfor (const item of items[0].json.content){\n  let currentId = item.id\n  if(currentId == lastStarRssId) break;\n  list.push({'json':{\n    'id': currentId,\n    'lastId': lastStarRssId,\n    'url': item.link,\n    'tags': item.tags,\n    'access_token': items[1].json.access_token\n  }})\n}\n\n\n// Get the last ID from Rss Feed\nlet currentStarRssId = items[0].json.content[0].id\n\n// TODO: make a loop to get all the items beyond the last saved id\nif(!lastStarRssId || currentStarRssId != lastStarRssId)\n{  \n  // Update its data\n  staticData.lastStarRssId = currentStarRssId;\n  \n}\nelse { list = [{'json':{ 'id': 'Nan', 'lastId': staticData.lastStarRssId }}] }\nreturn list;\n\n/*return [{'json':{'url': items[0].json.content.pop(), 'wallabag':items[1].json}}]*/"},"typeVersion":1},{"name":"IF","type":"n8n-nodes-base.if","position":[1100,470],"parameters":{"conditions":{"string":[{"value1":"={{$node[\"Function\"].json[\"id\"]}}","value2":"NaN","operation":"notEqual"}],"boolean":[]}},"typeVersion":1},{"name":"NoOp","type":"n8n-nodes-base.noOp","position":[1290,570],"parameters":{},"typeVersion":1},{"name":"Auth Wallabag","type":"n8n-nodes-base.httpRequest","position":[490,590],"parameters":{"url":"http://{HERE-YOUR-WALLABAG-HOST}/oauth/v2/token","options":{},"requestMethod":"POST","bodyParametersUi":{"parameter":[{"name":"grant_type","value":"password"},{"name":"client_id","value":"{HERE-YOUR-CLIENT_ID}"},{"name":"client_secret","value":"{HERE-YOUR-CLIENT_SECRET}"},{"name":"username","value":"{HERE-YOUR-USERNAME}"},{"name":"password","value":"{HERE-YOUR-PASSWORD}"}]}},"typeVersion":1},{"name":"Merge","type":"n8n-nodes-base.merge","position":[710,470],"parameters":{},"typeVersion":1},{"name":"Get stared articles","type":"n8n-nodes-base.httpRequest","position":[490,400],"parameters":{"url":"http://{HERE-YOUR-TTRSS-HOST}/tt-rss/api/","options":{},"requestMethod":"POST","bodyParametersUi":{"parameter":[{"name":"sid","value":"={{$json[\"content\"][\"session_id\"]}}"},{"name":"op","value":"getHeadLines"},{"name":"feed_id","value":"-1"}]}},"typeVersion":1},{"name":"Auth TTRss","type":"n8n-nodes-base.httpRequest","position":[320,400],"parameters":{"url":"http://{HERE-YOUR-TTRSS-HOST}/tt-rss/api/","options":{},"requestMethod":"POST","bodyParametersUi":{"parameter":[{"name":"op","value":"login"},{"name":"user","value":"{HERE-YOUR-API-USER}"},{"name":"password","value":"{HERE-YOUR-API-SECRET}"}]}},"typeVersion":1}],"active":false,"settings":{},"connections":{"IF":{"main":[[{"node":"HTTP Request","type":"main","index":0}],[{"node":"NoOp","type":"main","index":0}]]},"Cron":{"main":[[{"node":"Auth TTRss","type":"main","index":0}]]},"Merge":{"main":[[{"node":"Function","type":"main","index":0}]]},"Function":{"main":[[{"node":"IF","type":"main","index":0}]]},"Auth TTRss":{"main":[[{"node":"Get stared articles","type":"main","index":0}]]},"Auth Wallabag":{"main":[[{"node":"Merge","type":"main","index":1}]]},"Get stared articles":{"main":[[{"node":"Merge","type":"main","index":0}]]},"On clicking 'execute'":{"main":[[{"node":"Auth TTRss","type":"main","index":0}]]}}}