Viewing the Schemas
Designer displays the list of JSON schema document types. You can navigate through the schema and view the supported fields under each schema that is included in the REST API descriptor (RAD).
To view the schemas used in the OpenAPI document
1. In the Package Navigator view, lock and open the RAD for which you want to view the schemas.
2. Click the Schemas tab.
3. Expand the schema for which you want to view the supported fields.
Designer displays the list of supported fields.