'Grant hunt approval.'

@Category('User')
@ArgsType(api_user.ApiGrantHuntApprovalArgs)
@ResultType(api_user.ApiHuntApproval)
@Http('POST', '/api/users/<username>/approvals/hunt/<hunt_id>/<approval_id>/actions/grant', strip_root_types=False)
def GrantHuntApproval(self, args, token=None):

    raise NotImplementedError()
