Optionalallowed_What spending evenly across the period would have used by now, in USD. null when no cap is set.
The most the key may spend in one period, in USD. null means no cap.
Optionaldaily_What is left of the cap, spread over the days left, in USD. null when no cap is set.
Optionaldays_Whole days until the period ends, counting today, at least 1. null when no cap is set.
True when the cap is set, the period is current, and the cap is used up.
Optionalpaceahead when the key has spent more than an even pace allows by now (with a little slack), else on_pace. null when no cap is set.
Optionalperiod_Length of the period in days. null means one calendar month.
Optionalperiod_When the current period ends. null when no cap is set.
When the current period began, as an ISO 8601 time. null when no cap is set.
True when the per-minute cap is set and used up for the current minute.
The most the key may spend in one minute, in USD. null means no per-minute cap.
What the key has spent in the current minute, in USD.
What the key has spent in the current period, in USD.
The answer from GET and PATCH /key/budget: the key's spending cap for a period (a plan is the same cap with its own length) and its per-minute cap.