Balance, spend-cap verdict and usage go to /v1/billing on cloud with
visor's client_credentials token and the org in X-Org-Id. The balance
read refuses an answer for another org; the usage id is the unit
(machine id at launch, machine and hour in a sweep), which cloud debits
once. commerce/metering and COMMERCE_SERVICE_TOKEN are gone.
Co-authored-by: Hanzo Dev <[email protected]>