src/main/java/com/authlete/jaxrs/ResponseUtil.java
public static Response ok(String entity, MediaType mediaType)
    {
        return builder(Status.OK, entity, mediaType).build();
    }
public static Response ok(String entity, MediaType mediaType)
    {
        return builder(Status.OK, entity, mediaType).build();
    }
Create a response of {@code "200 OK"} with the given entity
with the given media format.