Workflow: configure an n8n workflow for Manual Emailsend Send Triggered
Integrations: emailSend, manualTrigger

{"nodes": [{"name": "On clicking 'execute'", "type": "n8n-nodes-base.manualTrigger", "position": [250, 300], "parameters": {}, "typeVersion": 1}, {"name": "Send Email", "type": "n8n-nodes-base.emailSend", "position": [450, 300], "parameters": {"text": "This is a message to demonstrate the n8n Send Email workflow!", "options": {"allowUnauthorizedCerts": false}, "subject": "n8n rocks!", "toEmail": "user@example.com", "fromEmail": "user@from.email"}, "credentials": {"smtp": "your@smtp_creds.here"}, "typeVersion": 1}], "connections": {"On clicking 'execute'": {"main": [[{"node": "Send Email", "type": "main", "index": 0}]]}}}