curl --request GET \
  --url https://staging.cutmake.ai/api/v1/invoices/{invoice_id}

{
  "id": "<string>",
  "invoiceNumber": "<string>",
  "invoiceType": "<string>",
  "salesOrderId": "<string>",
  "clientId": "<string>",
  "clientName": "<string>",
  "currency": "<string>",
  "subtotal": 123,
  "taxRate": 123,
  "taxAmount": 123,
  "totalAmount": 123,
  "paidAmount": 123,
  "remainingBalance": 123,
  "issuedDate": "<string>",
  "dueDate": "<string>",
  "status": "<string>",
  "notes": "<string>",
  "createdAt": "<string>",
  "lineItems": [
    {
      "id": "<string>",
      "invoiceId": "<string>",
      "salesOrderLineItemId": "<string>",
      "description": "<string>",
      "qty": 123,
      "unitPrice": 123,
      "amount": 123
    }
  ]
}