docs: public void enableDKIM(EnableDKIMRequest request) {
          checkNotNull(request, "object request should not be null.");
          assertStringNotNullOrEmpty(request.getDomainName(), "object domainName should not be null or empty");
  
          InternalRequest internalRequest =
                  this.createRequest("verifiedDomain", request, HttpMethodName.PUT, request.getDomainName());
          internalRequest.addParameter("enable", "enableDkim");
  
          this.invokeHttpClient(internalRequest, SesResponse.class);
      }