curl --request GET \
  --url https://api.decodahealth.com/billing/payment/{payment_id}/items/authenticated \
  --header 'API-KEY: <api-key>' \
  --header 'TENANT: <tenant>'

[
  {
    "itemName": "<string>",
    "quantity": 123,
    "pricePerItem": 123,
    "description": "<string>",
    "chargeId": "<string>",
    "discountReason": "<string>",
    "discountAmount": 123,
    "discountPercentage": 123,
    "unit": "<string>",
    "itemType": "<string>"
  }
]