docs: public GetVerifiedEmailResponse getVerifiedEmail(GetVerifiedEmailRequest request) {
          checkNotNull(request, "object request should not be null.");
          assertStringNotNullOrEmpty(request.getEmailAddress(), "object emailAddress should not be null or empty");
          checkIsEmail(request.getEmailAddress());
  
          InternalRequest internalRequest =
                  this.createRequest("verifiedEmail", request, HttpMethodName.GET, request.getEmailAddress());
          return this.invokeHttpClient(internalRequest, GetVerifiedEmailResponse.class);
      }