code: public AssetFilterInner update(String resourceGroupName, String accountName, String assetName, String filterName, AssetFilterInner parameters) {
          return updateWithServiceResponseAsync(resourceGroupName, accountName, assetName, filterName, parameters).toBlocking().single().body();
      }
docs: Update an Asset Filter.
  Updates an existing Asset Filter associated with the specified Asset.
  
  @param resourceGroupName The name of the resource group within the Azure subscription.
  @param accountName The Media Services account name.
  @param assetName The Asset name.
  @param filterName The Asset Filter name
  @param parameters The request parameters
  @throws IllegalArgumentException thrown if parameters fail the validation
  @throws ApiErrorException thrown if the request is rejected by server
  @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
  @return the AssetFilterInner object if successful.