Get subscriptions

{
  "status": 200,
  "message": "DNS Shield subscriptions retrieved",
  "data": [
    {
      "id": "sub-uuid-1",
      "subscriptionId": "ltd_pro_abc123xyz",
      "status": "ACTIVE",
      "lookupKey": "dns_shield_pro_ltd_2",
      "periodStart": "2024-01-15T00:00:00.000Z",
      "periodEnd": "2099-12-31T23:59:59.000Z",
      "createdAt": "2024-01-15T10:30:00.000Z",
      "updatedAt": "2024-02-01T14:20:00.000Z",
      "cancelledByUser": false,
      "invoiceLink": "<https://invoice.stripe.com/i/acct_xxxx/test_xxxx>",
      "paymentFailureMessage": null,
      "price": 299900,
      "billingCycle": "LTD",
      "totalSlots": "500",
      "totalUsedSlots": 350,
      "planType": "PRO"
    },
    {
      "id": "sub-uuid-2",
      "subscriptionId": "sub_1AbcDefGhiJklMnop",
      "status": "ACTIVE",
      "lookupKey": "zap_dns_shield",
      "periodStart": "2024-02-01T00:00:00.000Z",
      "periodEnd": "2024-03-01T00:00:00.000Z",
      "createdAt": "2024-02-01T08:15:00.000Z",
      "updatedAt": "2024-02-01T08:15:00.000Z",
      "cancelledByUser": false,
      "invoiceLink": "<https://invoice.stripe.com/i/acct_yyyy/test_yyyy>",
      "paymentFailureMessage": null,
      "price": 15000,
      "billingCycle": "MONTHLY",
      "totalSlots": "999999",
      "totalUsedSlots": 50,
      "planType": null
    },
    {
      "id": "sub-uuid-3",
      "subscriptionId": "ltd_starter_def456uvw",
      "status": "CANCELLED",
      "lookupKey": "dns_shield_starter_ltd",
      "periodStart": "2023-12-01T00:00:00.000Z",
      "periodEnd": "2024-01-15T00:00:00.000Z",
      "createdAt": "2023-12-01T12:00:00.000Z",
      "updatedAt": "2024-01-15T09:00:00.000Z",
      "cancelledByUser": true,
      "invoiceLink": "<https://invoice.stripe.com/i/acct_zzzz/test_zzzz>",
      "paymentFailureMessage": null,
      "price": 9900,
      "billingCycle": "LTD",
      "totalSlots": "30",
      "totalUsedSlots": 30,
      "planType": "STARTER"
    }
  ]
}