{
 "computed": {
  "item_discount_total": 6.66,
  "items_value": 30.03
 },
 "event": "add_payment_info",
 "event_parameters": [
  {
   "name": "currency",
   "note": "3-letter ISO 4217 code. Required if value is set.",
   "required": true,
   "type": "string"
  },
  {
   "name": "value",
   "note": "Sum of (price * quantity) for all items in the cart. Do not include shipping or tax.",
   "required": true,
   "type": "number"
  },
  {
   "name": "coupon",
   "note": "Coupon code associated with the event.",
   "required": false,
   "type": "string"
  },
  {
   "name": "payment_type",
   "note": "The chosen method of payment, for example Credit Card.",
   "required": false,
   "type": "string"
  },
  {
   "name": "items",
   "note": "All items in the cart. Each item needs item_id or item_name.",
   "required": true,
   "type": "array"
  }
 ],
 "page_numbers": [
  "10.01",
  "30.03",
  "2.22",
  "6.66"
 ],
 "verified_example": {
  "coupon": "SUMMER_FUN",
  "currency": "USD",
  "items": [
   {
    "coupon": "SUMMER_FUN",
    "discount": 2.22,
    "item_brand": "Google",
    "item_category": "Apparel",
    "item_id": "SKU_12345",
    "item_name": "Stan and Friends Tee",
    "price": 10.01,
    "quantity": 3
   }
  ],
  "payment_type": "Credit Card",
  "value": 30.03
 }
}