# New plan_zva field in Billing API response ## Changed - New plan_zva response field in this **Billing** API. - `GET /v2/accounts/{accountId}/plans/usage` - New `plan_tchybrid` and `plan_cmrhybrid` response fields in these **Billing** APIs. - `POST /v2/accounts/{accountId}/plans` - `GET /v2/accounts/{accountId}/plans` - `GET /v2/accounts/{accountId}/plans/usage` - New `plan_tchybrid` and `plan_cmrhybrid` request fields in this **Billing** API. - `POST /v2/accounts/{accountId}/plans` - New `plan_visitor_management` response field in this **Billing** API. - `GET /v2/accounts/{accountId}/plans/usage`