def METHOD_NAME(self, container, manager):
    ret = container.fields.get('timestamps')
    if isinstance(ret, TimeSeries):
        owner = ret
        curr = owner.fields.get('timestamps')
        while isinstance(curr, TimeSeries):
            owner = curr
            curr = owner.fields.get('timestamps')
        ts_builder = manager.build(owner)
        tstamps_builder = ts_builder['timestamps']
        ret = LinkBuilder(tstamps_builder, 'timestamps')
    return ret