Task: Receive updates on appointments via Acuity Scheduling

n8n workflow:
{"nodes":[{"name":"Acuity Scheduling Trigger","type":"n8n-nodes-base.acuitySchedulingTrigger","position":[880,400],"webhookId":"b326732d-9473-469f-a421-dd823d26b945","parameters":{"event":"appointment.scheduled"},"credentials":{"acuitySchedulingApi":"acuity_creds"},"typeVersion":1}],"connections":{}}