Workflow: devise an n8n automation for Webhook Airtable Automate Webhook
Integrations: airtable, function, if, redis, set, webhook

{"nodes": [{"name": "Airtable", "type": "n8n-nodes-base.airtable", "position": [1650, 300], "parameters": {"table": "Pokemon", "operation": "list", "additionalOptions": {}}, "credentials": {"airtableApi": "Airtable Credentials @n8n"}, "typeVersion": 1}, {"name": "Redis", "type": "n8n-nodes-base.redis", "position": [600, 600], "parameters": {"key": "={{$json[\"apiKey\"]}}", "ttl": 3600, "expire": true, "operation": "incr"}, "credentials": {"redis": "Redis Cloud Credentials"}, "typeVersion": 1}, {"name": "Redis1", "type": "n8n-nodes-base.redis", "position": [1200, 450], "parameters": {"key": "={{$json[\"apiKey\"]}}", "operation": "incr"}, "credentials": {"redis": "Redis Cloud Credentials"}, "typeVersion": 1}, {"name": "Set1", "type": "n8n-nodes-base.set", "position": [1600, 550], "parameters": {"values": {"string": [{"name": "message", "value": "You exceeded your limit"}]}, "options": {}, "keepOnlySet": true}, "typeVersion": 1}, {"name": "Webhook1", "type": "n8n-nodes-base.webhook", "position": [200, 600], "webhookId": "a3167ed7-98d2-422c-bfe2-e3ba599d19f1", "parameters": {"path": "a3167ed7-98d2-422c-bfe2-e3ba599d19f1", "options": {}, "responseMode": "lastNode", "authentication": "headerAuth"}, "credentials": {"httpHeaderAuth": "Credential Example"}, "typeVersion": 1}, {"name": "Function", "type": "n8n-nodes-base.function", "position": [1900, 300], "parameters": {"functionCode": " const limit = `Limit consumed: `+ $node['Redis1'].json[$node[\"Set2\"].json[\"apiKey\"]];\n return [\n  {\n    json: {\n      message:limit,\n      body: items.map(item => {\n        const name= item.json.fields.name\n        const url= item.json.fields.url\n        return {name,url}\n      })\n    }\n  }\n]\n"}, "typeVersion": 1}, {"name": "Set", "type": "n8n-nodes-base.set", "position": [400, 600], "parameters": {"values": {"string": [{"name": "apiKey", "value": "={{$json[\"headers\"][\"x-api-key\"] +'-'+ new Date().getHours() +'-'+ new Date().getMinutes()}}"}]}, "options": {}, "keepOnlySet": true}, "typeVersion": 1}, {"name": "Set2", "type": "n8n-nodes-base.set", "position": [1000, 450], "parameters": {"values": {"string": [{"name": "apiKey", "value": "={{$node['Webhook1'].json[\"headers\"][\"x-api-key\"] +'-'+ new Date().getHours()}}"}]}, "options": {}, "keepOnlySet": true}, "typeVersion": 1}, {"name": "Set3", "type": "n8n-nodes-base.set", "position": [1000, 700], "parameters": {"values": {"string": [{"name": "message", "value": "You exceeded your limit"}]}, "options": {}, "keepOnlySet": true}, "typeVersion": 1}, {"name": "Per hour", "type": "n8n-nodes-base.if", "position": [1400, 450], "parameters": {"conditions": {"number": [{"value1": "={{$json[$node[\"Set2\"].json[\"apiKey\"]]}}", "value2": 60}], "string": []}}, "typeVersion": 1}, {"name": "Per minute", "type": "n8n-nodes-base.if", "position": [800, 600], "parameters": {"conditions": {"number": [{"value1": "={{$json[$node[\"Set\"].json[\"apiKey\"]]}}", "value2": 10, "operation": "smallerEqual"}]}}, "typeVersion": 1}], "connections": {"Set": {"main": [[{"node": "Redis", "type": "main", "index": 0}]]}, "Set2": {"main": [[{"node": "Redis1", "type": "main", "index": 0}]]}, "Redis": {"main": [[{"node": "Per minute", "type": "main", "index": 0}]]}, "Redis1": {"main": [[{"node": "Per hour", "type": "main", "index": 0}]]}, "Airtable": {"main": [[{"node": "Function", "type": "main", "index": 0}]]}, "Per hour": {"main": [[{"node": "Airtable", "type": "main", "index": 0}], [{"node": "Set1", "type": "main", "index": 0}]]}, "Webhook1": {"main": [[{"node": "Set", "type": "main", "index": 0}]]}, "Per minute": {"main": [[{"node": "Set2", "type": "main", "index": 0}], [{"node": "Set3", "type": "main", "index": 0}]]}}}