nextcloud / circles

		$circle->setCreation($arr['creation']);

		// TODO: 0.15.0 - remove condition is null

		if (key_exists('user', $arr) && $arr['user'] !== null) {

			$viewer = Member::fromArray($arr['user']);

			$viewer->setType(Member::TYPE_USER);

			$circle->setViewer($viewer);

		}

		if (key_exists('owner', $arr) && $arr['owner'] !== null) {

			$owner = Member::fromArray($arr['owner']);

			$circle->setViewer($viewer);

		}

		if (key_exists('owner', $arr) && $arr['owner'] !== null) {

			$owner = Member::fromArray($arr['owner']);

			$owner->setType(Member::TYPE_USER);

			$circle->setOwner($owner);

		}

		return $circle;

	}