curl --request GET \
  --url https://api.syntage.com/invoices/credit-notes \
  --header 'X-API-Key: <api-key>'

{
  "@context": "/contexts/InvoiceCreditNote",
  "@id": "/invoices/credit-notes",
  "@type": "hydra:Collection",
  "hydra:member": [
    {
      "@id": "/invoices/credit-note/91106968-1abd-4d64-85c1-4e73d96fb997",
      "@type": "InvoicePayment",
      "appliedInvoice": "/invoices/91106968-1abd-4d64-85c1-4e73d96fb997",
      "issuedInvoice": "/invoices/91106968-1abd-4d64-85c1-4e73d96fb997",
      "issuedAt": "2023-11-07T05:31:56Z",
      "proportionalRate": 19.8,
      "amount": 19.8,
      "issuedInvoiceTotal": 19.8,
      "canceledAt": "2023-11-07T05:31:56Z",
      "createdAt": "2020-01-01T12:15:00.000Z",
      "updatedAt": "2020-01-01T12:15:00.000Z"
    }
  ],
  "hydra:view": {
    "@id": "<string>",
    "@type": "hydra:PartialCollectionView",
    "hydra:next": "/entity/2a15f539-3251-48e1-aaeb-a154dc9c6edb/resource?id[lt]=9b8e5365-0b36-45f5-9c76-fbe439632367",
    "hydra:last": "/entity/2a15f539-3251-48e1-aaeb-a154dc9c6edb/resource?id[gt]=9b8e5365-0b36-45f5-9c76-fbe439632367"
  },
  "hydra:search": {
    "@type": "<string>",
    "hydra:template": "<string>",
    "hydra:variableRepresentation": "<string>",
    "hydra:mapping": [
      {
        "@type": "<string>",
        "variable": "<string>",
        "property": "<string>",
        "required": true
      }
    ]
  }
}