patch https://gateway.stage.bill.com/connect/v3/partner/organizations//price-plan
Update the price plan for an existing organization.
When you onboard as a BILL partner, BILL works with you to set up price plans for the organizations you create. Your organizations can have up to 5 price plans. Each price plan is named in the PricePlanN format (PricePlan1 up to PricePlan5).