curl --request GET \
  --url https://dashboard.hologram.io/api/1/organizations/{orgId}/billing \
  --header 'Authorization: Basic <encoded-value>'

{
  "success": true,
  "data": {
    "id": "<string>",
    "billingmethod": 123,
    "failed_billing_attempts": 123,
    "cardset": true,
    "card": {
      "address1": "<string>",
      "address2": "<string>",
      "city": "<string>",
      "country": "<string>",
      "expirationmonth": 123,
      "expirationyear": 123,
      "issuer": "<string>",
      "last4": "<string>",
      "name": "<string>",
      "state": "<string>",
      "zip": "<string>"
    },
    "billing_address": {
      "city": "<string>",
      "country": "<string>",
      "invoice_text": "<string>",
      "line1": "<string>",
      "line2": "<string>",
      "name": "<string>",
      "state": "<string>",
      "zip": "<string>"
    },
    "billing_address_set": true
  }
}