Task: Receive updates on a new invoice via Invoice Ninja

n8n workflow JSON:
{"nodes":[{"name":"Invoice Ninja Trigger","type":"n8n-nodes-base.invoiceNinjaTrigger","position":[890,400],"webhookId":"97be21b3-ebf5-48cf-b291-5d954657a544","parameters":{"event":"create_invoice"},"credentials":{"invoiceNinjaApi":"invoice_ninja_creds"},"typeVersion":1}],"connections":{}}