Task: Transform data in Google Sheets

n8n workflow JSON:
{"id":"5","name":"Append, lookup, update, and read data from a Google Sheets spreadsheet","nodes":[{"name":"On clicking 'execute'","type":"n8n-nodes-base.manualTrigger","position":[450,450],"parameters":{},"typeVersion":1},{"name":"Google Sheets2","type":"n8n-nodes-base.googleSheets","position":[1450,450],"parameters":{"key":"ID","range":"A:D","options":{"valueInputMode":"USER_ENTERED","valueRenderMode":"UNFORMATTED_VALUE"},"sheetId":"1remFwo--5ehUgIU7UUndKldPI0Xm93e1T3DldD9GOg0","operation":"update","authentication":"oAuth2"},"credentials":{"googleSheetsOAuth2Api":"google-sheet"},"typeVersion":1},{"name":"Set1","type":"n8n-nodes-base.set","position":[1250,450],"parameters":{"values":{"number":[{"name":"Rent","value":"={{$node[\"Google Sheets1\"].json[\"Rent\"]+100}}"},{"name":"ID","value":"={{$node[\"Google Sheets1\"].json[\"ID\"]}}"}],"string":[{"name":"Name","value":"={{$node[\"Google Sheets1\"].json[\"Name\"]}}"},{"name":"City","value":"={{$node[\"Google Sheets1\"].json[\"City\"]}}"}]},"options":{},"keepOnlySet":true},"typeVersion":1},{"name":"Google Sheets1","type":"n8n-nodes-base.googleSheets","position":[1050,450],"parameters":{"range":"A:D","options":{"valueRenderMode":"UNFORMATTED_VALUE","returnAllMatches":true},"sheetId":"1remFwo--5ehUgIU7UUndKldPI0Xm93e1T3DldD9GOg0","operation":"lookup","lookupValue":"Berlin","lookupColumn":"City","authentication":"oAuth2"},"credentials":{"googleSheetsOAuth2Api":"google-sheet"},"typeVersion":1},{"name":"Google Sheets","type":"n8n-nodes-base.googleSheets","position":[850,450],"parameters":{"range":"A:D","options":{"valueInputMode":"USER_ENTERED"},"sheetId":"1remFwo--5ehUgIU7UUndKldPI0Xm93e1T3DldD9GOg0","operation":"append","authentication":"oAuth2"},"credentials":{"googleSheetsOAuth2Api":"google-sheet"},"typeVersion":1},{"name":"Google Sheets3","type":"n8n-nodes-base.googleSheets","position":[1650,450],"parameters":{"range":"A:D","options":{"valueRenderMode":"FORMATTED_VALUE"},"sheetId":"1remFwo--5ehUgIU7UUndKldPI0Xm93e1T3DldD9GOg0","authentication":"oAuth2"},"credentials":{"googleSheetsOAuth2Api":"google-sheet"},"typeVersion":1},{"name":"Set","type":"n8n-nodes-base.set","position":[650,450],"parameters":{"values":{"number":[{"name":"ID","value":"={{Math.floor(Math.random()*1000)}}"}],"string":[{"name":"Name","value":"John's Place"},{"name":"Rent","value":"$1,000"},{"name":"City","value":"Berlin"}]},"options":{},"keepOnlySet":true},"typeVersion":1}],"active":false,"settings":{},"connections":{"Set":{"main":[[{"node":"Google Sheets","type":"main","index":0}]]},"Set1":{"main":[[{"node":"Google Sheets2","type":"main","index":0}]]},"Google Sheets":{"main":[[{"node":"Google Sheets1","type":"main","index":0}]]},"Google Sheets1":{"main":[[{"node":"Set1","type":"main","index":0}]]},"Google Sheets2":{"main":[[{"node":"Google Sheets3","type":"main","index":0}]]},"On clicking 'execute'":{"main":[[{"node":"Set","type":"main","index":0}]]}}}