code: public Observable<ExtendedServerBlobAuditingPolicyInner> beginCreateOrUpdateAsync(String resourceGroupName, String serverName, ExtendedServerBlobAuditingPolicyInner parameters) {
          return beginCreateOrUpdateWithServiceResponseAsync(resourceGroupName, serverName, parameters).map(new Func1<ServiceResponse<ExtendedServerBlobAuditingPolicyInner>, ExtendedServerBlobAuditingPolicyInner>() {
              @Override
              public ExtendedServerBlobAuditingPolicyInner call(ServiceResponse<ExtendedServerBlobAuditingPolicyInner> response) {
                  return response.body();
              }
          });
      }
docs: Creates or updates an extended server's blob auditing policy.
  
  @param resourceGroupName The name of the resource group that contains the resource. You can obtain this value from the Azure Resource Manager API or the portal.
  @param serverName The name of the server.
  @param parameters Properties of extended blob auditing policy
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the observable to the ExtendedServerBlobAuditingPolicyInner object