code: public static <T> void setData(String identifier, IBlockAccess world, BlockPos pos, T data)
  	{
  		setData(identifier, world, pos, data, false);
  	}
docs: Sets the custom data to be stored at the {@link BlockPos} for the specified identifier.
  
  @param <T> the generic type
  @param identifier the identifier
  @param world the world
  @param pos the pos
  @param data the data