Workflow: engineer an n8n flow that executes Manual Facebookgraphapi Automation Triggered
Integrations: facebookGraphApi, manualTrigger

{"nodes": [{"name": "On clicking 'execute'", "type": "n8n-nodes-base.manualTrigger", "position": [250, 300], "parameters": {}, "typeVersion": 1}, {"name": "Facebook Graph API", "type": "n8n-nodes-base.facebookGraphApi", "position": [450, 300], "parameters": {"node": "me", "options": {"fields": {"field": [{"name": "last_name"}, {"name": "first_name"}]}}}, "credentials": {"facebookGraphApi": "graph_credentials"}, "typeVersion": 1}], "connections": {"On clicking 'execute'": {"main": [[{"node": "Facebook Graph API", "type": "main", "index": 0}]]}}}