curl --request GET \
  --url https://api.closebot.com/agency/billing/re-billing \
  --header 'X-CB-KEY: <api-key>'

{
  "reBillingConfigured": true,
  "responseUnitCost": "<string>",
  "storageUnitCost": "<string>",
  "userUnitCost": "<string>",
  "tokenMultiplier": "<string>"
}