curl --request GET \
  --url https://sandbox.withclasp.com/pay_rates \
  --header 'Authorization: Bearer <token>'

{
  "next": "<string>",
  "previous": "<string>",
  "results": [
    {
      "id": "<string>",
      "member": "<string>",
      "amount": "<string>",
      "period": "annually",
      "effective_start": "2023-12-25"
    }
  ]
}