Task: Filter the feedback from Typeform and store in Google Sheets

n8n workflow JSON:
{"id":"1001","name":"typeform feedback workflow","nodes":[{"name":"Typeform Trigger","type":"n8n-nodes-base.typeformTrigger","notes":"course feedback","position":[450,300],"webhookId":"1234567890","parameters":{"formId":"yxcvbnm"},"credentials":{"typeformApi":"typeform"},"notesInFlow":true,"typeVersion":1},{"name":"IF","type":"n8n-nodes-base.if","notes":"filter feedback","position":[850,300],"parameters":{"conditions":{"number":[{"value1":"={{$json[\"usefulness\"]}}","value2":3,"operation":"largerEqual"}],"string":[],"boolean":[]}},"notesInFlow":true,"typeVersion":1},{"name":"Google Sheets","type":"n8n-nodes-base.googleSheets","notes":"positive feedback","position":[1050,200],"parameters":{"range":"positive_feedback!A:C","options":{},"sheetId":"asdfghjklöä","operation":"append","authentication":"oAuth2"},"credentials":{"googleSheetsOAuth2Api":"google_sheets_oauth"},"notesInFlow":true,"typeVersion":1},{"name":"Set","type":"n8n-nodes-base.set","notes":"capture typeform data","position":[650,300],"parameters":{"values":{"number":[{"name":"usefulness","value":"={{$json[\"How useful was the course?\"]}}"}],"string":[{"name":"opinion","value":"={{$json[\"Your opinion on the course:\"]}}"}],"boolean":[]},"options":{},"keepOnlySet":true},"notesInFlow":true,"typeVersion":1},{"name":"Google Sheets1","type":"n8n-nodes-base.googleSheets","notes":"negative feedback","position":[1050,400],"parameters":{"range":"negative_feedback!A:C","keyRow":1,"options":{},"sheetId":"qwertzuiop","operation":"append","authentication":"oAuth2"},"credentials":{"googleSheetsOAuth2Api":"google_sheets_oauth"},"notesInFlow":true,"typeVersion":1}],"active":false,"settings":{},"connections":{"IF":{"main":[[{"node":"Google Sheets","type":"main","index":0}],[{"node":"Google Sheets1","type":"main","index":0}]]},"Set":{"main":[[{"node":"IF","type":"main","index":0}]]},"Typeform Trigger":{"main":[[{"node":"Set","type":"main","index":0}]]}}}