def METHOD_NAME(grid_node,
              path,
              representation):
    """Apply the settings for the VDB path to the aiVolume node"""
    from maya import cmds
    if not os.path.exists(path):
        raise RuntimeError("Path does not exist: %s" % path)
    is_sequence = bool(representation["context"].get("frame"))
    cmds.setAttr(grid_node + ".useFrameExtension", is_sequence)
    # Set file path
    cmds.setAttr(grid_node + ".filename", path, type="string")