Changes to Usage Billing History

added the new optional query request parameter types

response property entries/items/charged_units list-of-types was widened by adding types null to media type application/json of response 200

response property entries/items/credited_units list-of-types was widened by adding types null to media type application/json of response 200

the response property entries/items/charged_units became required for the status 200

the response property entries/items/credited_units became required for the status 200

added the required property currency to the response with the 200 status

added the required property entries/items/charged_amount to the response with the 200 status

added the required property entries/items/credited_amount to the response with the 200 status

endpoint added