Task: Import JSON data into Google Sheets and CSV file

n8n workflow:
{"nodes":[{"name":"HTTP Request","type":"n8n-nodes-base.httpRequest","position":[560,840],"parameters":{"url":"https://randomuser.me/api/","options":{}},"typeVersion":2},{"name":"Google Sheets","type":"n8n-nodes-base.googleSheets","position":[960,700],"parameters":{"range":"A:C","options":{"usePathForKeyRow":true},"sheetId":"qwertz","operation":"append","authentication":"oAuth2"},"credentials":{"googleSheetsOAuth2Api":{"id":"2","name":"google_sheets_oauth"}},"typeVersion":1},{"name":"Set","type":"n8n-nodes-base.set","position":[760,840],"parameters":{"values":{"string":[{"name":"name","value":"={{$json[\"results\"][0][\"name\"][\"first\"]}} {{$json[\"results\"][0][\"name\"][\"last\"]}}"},{"name":"country","value":"={{$json[\"results\"][0][\"location\"][\"country\"]}}"}]},"options":{},"keepOnlySet":true},"typeVersion":1},{"name":"Spreadsheet File","type":"n8n-nodes-base.spreadsheetFile","position":[960,980],"parameters":{"options":{"fileName":"users_spreadsheet"},"operation":"toFile","fileFormat":"csv"},"typeVersion":1},{"name":"Note","type":"n8n-nodes-base.stickyNote","position":[1160,720],"parameters":{"width":320,"height":80,"content":"## JSON > Google Sheets"},"typeVersion":1},{"name":"Note1","type":"n8n-nodes-base.stickyNote","position":[1140,980],"parameters":{"width":320,"height":80,"content":"## JSON > CSV"},"typeVersion":1}],"connections":{"Set":{"main":[[{"node":"Google Sheets","type":"main","index":0},{"node":"Spreadsheet File","type":"main","index":0}]]},"HTTP Request":{"main":[[{"node":"Set","type":"main","index":0}]]}}}