@lastmod.setter
    def lastmod(self, lastmod):
        self.timestamp = str_to_datetime(lastmod, context='lastmod')
Validates an auth action that has taken place and resulted in the HTTP response given
dataset/ETHPy150Open resync/resync/resync/resource.py/Resource.lastmod--crossover with--dataset/ETHPy150Open viewfinderco/viewfinder/backend/www/test/auth_test.py/_ValidateAuthUser