curl --request GET \
  --url https://api.loyalty.dog/v2/giftcards/network/overview \
  --header 'Authorization: Bearer <token>'

{
  "totalMerchants": 123,
  "totalCards": 123,
  "totalTransactionVolume": "<string>",
  "activeCards": 123,
  "totalTransactions": 123,
  "merchantBreakdowns": [
    {
      "merchantId": "5eb7cf5a86d9755df3a6c593",
      "merchantName": "<string>",
      "cardCount": 123,
      "transactionVolume": "<string>"
    }
  ],
  "salesGrowth": "<string>",
  "salesGrowthType": "<string>",
  "merchantGrowth": "<string>",
  "merchantGrowthType": "<string>",
  "cardGrowth": "<string>",
  "cardGrowthType": "<string>",
  "txGrowth": "<string>",
  "txGrowthType": "<string>",
  "adoptionData": [
    {
      "label": "<string>",
      "value": 123,
      "secondaryValue": 123
    }
  ],
  "revenueData": [
    {
      "label": "<string>",
      "value": 123
    }
  ],
  "breakage": {
    "value": 123,
    "total": 123,
    "centerText": "<string>",
    "label": "<string>"
  },
  "txFeeRevenue": "<string>",
  "ltvUplift": "<string>",
  "healthTxSuccessRate": 123,
  "healthFraudAlerts": 123,
  "healthSupportTickets": 123
}