{
 "computed": {
  "discount_a": 6.66,
  "discount_b": 6.66,
  "discount_total": 13.32,
  "items_value": 72.05,
  "net_of_discount": 58.73
 },
 "event": "purchase",
 "event_parameters": [
  {
   "name": "items",
   "note": "Array of items. Each item carries the prescribed item parameters below.",
   "required": true,
   "type": "array"
  }
 ],
 "page_numbers": [
  "10.01",
  "21.01",
  "30.03",
  "42.02",
  "72.05",
  "2.22",
  "3.33",
  "6.66",
  "13.32",
  "58.73"
 ],
 "verified_example": {
  "currency": "USD",
  "items": [
   {
    "affiliation": "Google Merchandise Store",
    "coupon": "SUMMER_FUN",
    "discount": 2.22,
    "index": 0,
    "item_brand": "Google",
    "item_category": "Apparel",
    "item_category2": "Adult",
    "item_category3": "Shirts",
    "item_category4": "Crew",
    "item_category5": "Short sleeve",
    "item_id": "SKU_12345",
    "item_list_id": "related_products",
    "item_list_name": "Related Products",
    "item_name": "Stan and Friends Tee",
    "item_variant": "green",
    "location_id": "ChIJIQBpAG2ahYAR_6128GcTUEo",
    "price": 10.01,
    "quantity": 3
   },
   {
    "affiliation": "Google Merchandise Store",
    "coupon": "SUMMER_FUN",
    "discount": 3.33,
    "index": 1,
    "item_brand": "Google",
    "item_category": "Apparel",
    "item_category2": "Adult",
    "item_category3": "Shirts",
    "item_category4": "Crew",
    "item_category5": "Short sleeve",
    "item_id": "SKU_12346",
    "item_list_id": "related_products",
    "item_list_name": "Related Products",
    "item_name": "Google Grey Women's Tee",
    "item_variant": "green",
    "location_id": "ChIJIQBpAG2ahYAR_6128GcTUEo",
    "price": 21.01,
    "quantity": 2
   }
  ],
  "transaction_id": "T_12345",
  "value": 72.05
 }
}