GET /api/v1/transactions/suspicious

{
  "success": true,
  "message": "Suspicious transactions retrieved successfully",
  "data": {
    "transactions": [
      {
        "id": "sus_abc123",
        "transaction_id": "txn_xyz789",
        "type": "transfer_p2p",
        "amount": 500000,
        "risk_score": 85,
        "severity": "high",
        "review_status": "pending",
        "flags": ["unusual_amount", "new_recipient"],
        "suspicious_indicators": [
          "Amount 10x higher than average",
          "First transaction to this recipient"
        ],
        "created_at": "2025-01-15T10:30:00Z"
      }
    ],
    "pagination": {
      "current_page": 1,
      "page_size": 20,
      "total_records": 45,
      "total_pages": 3,
      "has_next": true,
      "has_previous": false
    },
    "summary": {
      "total_suspicious": 45,
      "pending_review": 20,
      "under_review": 10,
      "cleared": 12,
      "confirmed_fraud": 3
    }
  }
}