Workflow: render a valid n8n JSON for Respondtowebhook Spreadsheetfile Automate Webhook
Integrations: itemLists, respondToWebhook, spreadsheetFile, webhook

{"nodes": [{"name": "Webhook", "type": "n8n-nodes-base.webhook", "position": [340, 0], "webhookId": "c1616754-4dec-4b00-a8b5-d1cb5f75bf11", "parameters": {"path": "c1616754-4dec-4b00-a8b5-d1cb5f75bf11", "options": {}, "httpMethod": "POST", "responseMode": "responseNode"}, "typeVersion": 1}, {"name": "Item Lists", "type": "n8n-nodes-base.itemLists", "position": [560, 0], "parameters": {"options": {}, "fieldToSplitOut": "=body"}, "typeVersion": 1}, {"name": "Spreadsheet File", "type": "n8n-nodes-base.spreadsheetFile", "position": [780, 0], "parameters": {"options": {}, "operation": "toFile", "fileFormat": "xlsx"}, "typeVersion": 1}, {"name": "Respond to Webhook", "type": "n8n-nodes-base.respondToWebhook", "position": [1020, 0], "parameters": {"options": {"responseHeaders": {"entries": [{"name": "content-disposition", "value": "=attachment; filename=\"{{$node[\"Webhook\"].json[\"query\"][\"filename\"]? $node[\"Webhook\"].json[\"query\"][\"filename\"] : \"Export\"}}.xlsx\""}]}}, "respondWith": "binary"}, "typeVersion": 1}], "connections": {"Webhook": {"main": [[{"node": "Item Lists", "type": "main", "index": 0}]]}, "Item Lists": {"main": [[{"node": "Spreadsheet File", "type": "main", "index": 0}]]}, "Spreadsheet File": {"main": [[{"node": "Respond to Webhook", "type": "main", "index": 0}]]}}}