Read the outcome fee charged for a statement

Organization API key with decision:read and role VIEWER or higher. The signed monthly fee (decionis.outcomes.charge/1) Decionis computed from this statement and the agreement's commercial terms (a share of the net benefit or a fee on governed value, raised to the floor and limited by the cap), with the marketplace receipt once it was billed. 404 when the agreement charges nothing, the agreement is a sandbox, or the statement is unsigned.