Workflow: create a n8n workflow for Manual Renamekeys Automate Triggered
Integrations: manualTrigger, renameKeys, set

{"nodes": [{"name": "On clicking 'execute'", "type": "n8n-nodes-base.manualTrigger", "position": [250, 320], "parameters": {}, "typeVersion": 1}, {"name": "Set", "type": "n8n-nodes-base.set", "position": [450, 320], "parameters": {"values": {"string": [{"name": "key", "value": "somevalue"}]}, "options": {}}, "typeVersion": 1}, {"name": "Rename Keys", "type": "n8n-nodes-base.renameKeys", "position": [650, 320], "parameters": {"keys": {"key": [{"newKey": "newkey", "currentKey": "key"}]}}, "typeVersion": 1}], "connections": {"Set": {"main": [[{"node": "Rename Keys", "type": "main", "index": 0}]]}, "On clicking 'execute'": {"main": [[{"node": "Set", "type": "main", "index": 0}]]}}}