conversation_closed.{app_id}

{
    "admin": {
        "id": 7890,
        "name": "Maks",
        "avatar": "https://files.dashly.app/avatars/1446185805093-d6o6rtiq.jpg",
        "type": "admin"
    },
    "conversation": 6778871
}

A message is received in this channel when conversation is closed.

conversation field contains conversation ID.

admin — administrator, who closed the conversation (Admin object).