curl --request POST \
  --url https://v2.firstpromoter.com/api/v2/track/refund \
  --header 'Account-ID: <account-id>' \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "email": "<string>",
  "uid": "<string>",
  "event_id": "<string>",
  "amount": "<string>",
  "currency": "<string>",
  "quantity": "<string>",
  "sale_event_id": "<string>",
  "skip_email_notification": true
}'

{
  "id": 33847726,
  "type": "refund",
  "amount_cents": -1000,
  "reward": {
    "id": 10940148,
    "status": "approved",
    "amount": -200,
    "unit": "cash",
    "created_at": "2024-09-11T14:36:01.016Z",
    "lead": {
      "id": 20738339,
      "state": "cancelled",
      "email": "[email protected]",
      "uid": null,
      "customer_since": "2024-09-11T14:22:12.160Z",
      "cancelled_at": "2024-09-11T15:07:46.174Z",
      "plan_name": null,
      "suspicion": "no_suspicion",
      "username": null,
      "website": null,
      "created_at": "2024-09-09T16:22:44.168Z",
      "split_promotion_id": null,
      "custom_fields": null,
      "split_percentage_value": null,
      "visitor_sub_id": null
    },
    "event_id": "test_sale_12340987_refund",
    "conversion_amount": -1000,
    "tier_level": 1,
    "split_type": null
  },
  "lead": {
    "id": 20738339,
    "state": "cancelled",
    "email": "[email protected]",
    "uid": null,
    "customer_since": "2024-09-11T14:22:12.160Z",
    "cancelled_at": "2024-09-11T15:07:46.174Z",
    "plan_name": null,
    "suspicion": "no_suspicion",
    "username": null,
    "website": null,
    "created_at": "2024-09-09T16:22:44.168Z",
    "split_promotion_id": null,
    "custom_fields": null,
    "split_percentage_value": null,
    "visitor_sub_id": null
  },
  "promoter": {
    "id": 3920164,
    "status": "active",
    "cust_id": "",
    "email": "[email protected]",
    "created_at": "2022-04-26T15:28:24.800Z",
    "temp_password": "xxxxxxxxxx",
    "default_promotion_id": 4210919,
    "pref": "db1znwe",
    "default_ref_id": "8yi2epelut",
    "note": "This is a note",
    "w8_form_url": null,
    "w9_form_url": null,
    "parent_promoter_id": 577918,
    "earnings_balance": {
      "cash": 50744
    },
    "current_balance": {
      "cash": 20044
    },
    "paid_balance": {
      "cash": 30700
    },
    "auth_token": "xxxxxxxxxxxxxx"
  }
}