# Worked example: audit Facebook comments for coordination

**Use case:** 

A 22-comment sample with planted traps: a machine-regular burst the audit must flag, and a single-comment account it must refuse to judge. Evidence attached.

## Input

```json
{
  "items": [
    {
      "id": "c01",
      "profileId": "90001",
      "profileName": "Dana R.",
      "date": "2026-07-20T14:00:00Z",
      "text": "Absolutely love this, best decision I ever made!"
    },
    {
      "id": "c02",
      "profileId": "90002",
      "profileName": "Marlon K.",
      "date": "2026-07-20T14:00:05Z",
      "text": "Absolutely love this, best decision I ever made!"
    },
    {
      "id": "c03",
      "profileId": "90003",
      "profileName": "Priya S.",
      "date": "2026-07-20T14:00:10Z",
      "text": "Best decision I ever made, you won't regret it!"
    },
    {
      "id": "c04",
      "profileId": "90001",
      "profileName": "Dana R.",
      "date": "2026-07-20T14:00:15Z",
      "text": "Best decision I ever made, you won't regret it!"
    },
    {
      "id": "c05",
      "profileId": "90002",
      "profileName": "Marlon K.",
      "date": "2026-07-20T14:00:20Z",
      "text": "This changed everything for me, highly recommend!"
    },
    {
      "id": "c06",
      "profileId": "90003",
      "profileName": "Priya S.",
      "date": "2026-07-20T14:00:25Z",
      "text": "This changed everything for me, highly recommend!"
    },
    {
      "id": "c07",
      "profileId": "90001",
      "profileName": "Dana R.",
      "date": "2026-07-20T14:00:30Z",
      "text": "Absolutely love this, best decision I ever made!"
    },
    {
      "id": "c08",
      "profileId": "90002",
      "profileName": "Marlon K.",
      "date": "2026-07-20T14:00:35Z",
      "text": "Best decision I ever made, you won't regret it!"
    },
    {
      "id": "c09",
      "profileId": "90003",
      "profileName": "Priya S.",
      "date": "2026-07-20T14:00:40Z",
      "text": "This changed everything for me, highly recommend!"
    },
    {
      "id": "c10",
      "profileId": "90001",
      "profileName": "Dana R.",
      "date": "2026-07-20T14:00:45Z",
      "text": "This changed everything for me, highly recommend!"
    },
    {
      "id": "c11",
      "profileId": "90002",
      "profileName": "Marlon K.",
      "date": "2026-07-20T14:00:50Z",
      "text": "Absolutely love this, best decision I ever made!"
    },
    {
      "id": "c12",
      "profileId": "90003",
      "profileName": "Priya S.",
      "date": "2026-07-20T14:00:55Z",
      "text": "Absolutely love this, best decision I ever made!"
    },
    {
      "id": "c13",
      "profileId": "90001",
      "profileName": "Dana R.",
      "date": "2026-07-20T14:01:00Z",
      "text": "Best decision I ever made, you won't regret it!"
    },
    {
      "id": "c14",
      "profileId": "90002",
      "profileName": "Marlon K.",
      "date": "2026-07-20T14:01:05Z",
      "text": "This changed everything for me, highly recommend!"
    },
    {
      "id": "c15",
      "profileId": "90003",
      "profileName": "Priya S.",
      "date": "2026-07-20T14:01:10Z",
      "text": "Best decision I ever made, you won't regret it!"
    },
    {
      "id": "c16",
      "profileId": "90010",
      "profileName": "Keisha B.",
      "date": "2026-07-18T09:12:00Z",
      "text": "Does this work with the export format from last year?"
    },
    {
      "id": "c17",
      "profileId": "90010",
      "profileName": "Keisha B.",
      "date": "2026-07-19T17:44:00Z",
      "text": "Thanks for the reply, that cleared things up."
    },
    {
      "id": "c18",
      "profileId": "90011",
      "profileName": "Marcus V.",
      "date": "2026-07-17T20:03:00Z",
      "text": "Interesting approach, curious how it handles edge cases."
    },
    {
      "id": "c19",
      "profileId": "90011",
      "profileName": "Marcus V.",
      "date": "2026-07-20T11:28:00Z",
      "text": "Tried it on my own data and the timeline chart is handy."
    },
    {
      "id": "c20",
      "profileId": "90012",
      "profileName": "Auntie Merle",
      "date": "2026-07-16T08:50:00Z",
      "text": "So proud of you for building this, honey!"
    },
    {
      "id": "c21",
      "profileId": "90012",
      "profileName": "Auntie Merle",
      "date": "2026-07-21T19:15:00Z",
      "text": "Sent this to my book club, they had questions about privacy."
    },
    {
      "id": "c22",
      "profileId": "90020",
      "profileName": "Visitor One",
      "date": "2026-07-20T13:00:00Z",
      "text": "First time here, looks neat."
    }
  ]
}
```

## Output

```json
{
  "type": {
    "label": "Item type",
    "format": "text"
  },
  "account": {
    "label": "Account"
  },
  "display_name": {
    "label": "Account",
    "format": "text"
  },
  "level": {
    "label": "Level",
    "format": "text"
  },
  "comments_in_data": {
    "label": "Comments",
    "format": "number"
  },
  "signals": {
    "label": "Signals (with evidence)",
    "format": "object"
  },
  "bursts_found": {
    "label": "Bursts found"
  },
  "unique_comments": {
    "label": "Unique comments"
  },
  "duplicates_removed": {
    "label": "Duplicates removed"
  },
  "accounts_seen": {
    "label": "Accounts seen"
  },
  "pct_comments_from_flagged_accounts": {
    "label": "Pct comments from flagged accounts"
  },
  "report_url": {
    "label": "Report url"
  }
}
```

## About this Actor

This example demonstrates how to use [Mentat Authenticity Audit](https://apify.com/mentat-logic/mentat-authenticity-audit) with a specific input configuration. Visit the [Actor detail page](https://apify.com/mentat-logic/mentat-authenticity-audit) to learn more, explore other use cases, and run it yourself.