Task: Incident Response Workflow - Part 2

n8n workflow JSON:
{"nodes":[{"name":"Webhook","type":"n8n-nodes-base.webhook","position":[450,300],"webhookId":"213324b6-b84d-42f9-af3b-42804cc71cd1","parameters":{"path":"213324b6-b84d-42f9-af3b-42804cc71cd1","options":{},"httpMethod":"POST"},"typeVersion":1},{"name":"PagerDuty","type":"n8n-nodes-base.pagerDuty","position":[650,300],"parameters":{"email":"n8ndocsburner@gmail.com","operation":"update","incidentId":"={{$json[\"body\"][\"context\"][\"pagerduty_incident\"]}}","updateFields":{"status":"acknowledged"}},"credentials":{"pagerDutyApi":"PagerDuty Credentials"},"typeVersion":1},{"name":"Mattermost","type":"n8n-nodes-base.mattermost","position":[850,300],"parameters":{"message":"💪🏼 Incident status has been changed to Acknowledged on PagerDuty.","channelId":"={{$node[\"Webhook\"].json[\"body\"][\"channel_id\"]}}","attachments":[],"otherOptions":{}},"credentials":{"mattermostApi":"Mattermost Credentials"},"typeVersion":1}],"connections":{"Webhook":{"main":[[{"node":"PagerDuty","type":"main","index":0}]]},"PagerDuty":{"main":[[{"node":"Mattermost","type":"main","index":0}]]}}}