curl --request GET \
  --url https://api.upwell.com/api/rest/customer_payments

{
  "customerPayments": [
    {
      "checkDate": "2023-12-25",
      "checkOrAchNumber": "<string>",
      "createdAt": "2023-11-07T05:31:56Z",
      "id": "<string>",
      "paymentLineItems": [
        {
          "createdAt": "2023-11-07T05:31:56Z",
          "customerId": "<string>",
          "id": "<string>",
          "invoiceId": "<string>",
          "sourceSystem": "<string>",
          "sourceSystemId": "<string>",
          "status": "<string>",
          "totalAmount": 123,
          "updatedAt": "2023-11-07T05:31:56Z"
        }
      ],
      "sourceSystem": "<string>",
      "sourceSystemId": "<string>",
      "sourceSystemMeta": "<unknown>",
      "totalAmount": 123,
      "transactionDate": "2023-12-25",
      "updatedAt": "2023-11-07T05:31:56Z"
    }
  ]
}