def InferUserAndSubjectFromUrn(self):
    _, client_id, user, _ = self.urn.Split(4)
    return (user, rdf_client.ClientURN(client_id))
Infers user name and subject urn from self.urn.
dataset/ETHPy150Open google/grr/grr/lib/aff4_objects/security.py/ClientApproval.InferUserAndSubjectFromUrn