{
  "recommendationId": "REC-20260421-00847",
  "agentType": "negative_keyword",
  "priority": "high",
  "impact": "Estimated 12% reduction in wasted spend (~$340/month)",
  "campaignId": "12345678901",
  "adGroupId": "98765432100",
  "action": {
    "type": "add",
    "entityType": "negative_keyword",
    "current": null,
    "proposed": {
      "text": "free",
      "matchType": "BROAD",
      "level": "campaign"
    }
  },
  "rationale": "The keyword 'free' generated 2,340 impressions and 187 clicks at a cost of $4,675 with 0 conversions over the last 30 days. Adding as a campaign-level negative keyword will eliminate wasted spend from users searching for free alternatives to your paid product.",
  "status": "pending",
  "createdAt": "2026-04-21T08:15:00Z",
  "appliedAt": null
}