{
  "request": {
    "method": "POST",
    "url": "https://api.tray.io/core/v1/connectors/slack/versions/4.0/call",
    "headers": {
      "Authorization": "Bearer {user_token}",
      "Content-Type": "application/json"
    },
    "body": {
      "operation": "list_channels",
      "authId": "auth-uuid-abc123",
      "input": {
        "limit": 100
      }
    }
  },
  "response": {
    "status": 200,
    "body": {
      "channels": [
        {
          "id": "C01234567",
          "name": "general",
          "is_channel": true,
          "num_members": 42
        },
        {
          "id": "C07654321",
          "name": "engineering",
          "is_channel": true,
          "num_members": 15
        }
      ]
    }
  }
}