[Bitrix\Main\ArgumentException] 
JSON error: -1 (100)
/home/bitrix/www/bitrix/modules/main/lib/web/json.php:82
#0: Bitrix\Main\Web\Json::throwException(integer)
	/home/bitrix/www/bitrix/modules/main/lib/web/json.php:40
#1: Bitrix\Main\Web\Json::decode(string)
	/home/bitrix/www/bitrix/modules/seo/lib/engine/yandexdirect.php:178
#2: Bitrix\Seo\Engine\YandexDirect->getCampaignList()
	/home/bitrix/www/bitrix/modules/seo/lib/engine/yandexdirect.php:715
#3: Bitrix\Seo\Engine\YandexDirect->updateCampaignManual()
	/home/bitrix/www/bitrix/modules/seo/lib/engine/yandexdirect.php:947
#4: Bitrix\Seo\Engine\YandexDirect::updateAgent()
	/home/bitrix/www/bitrix/modules/main/classes/mysql/agent.php(159) : eval()'d code:1
#5: eval()
	/home/bitrix/www/bitrix/modules/main/classes/mysql/agent.php:159
#6: CAgent::ExecuteAgents(string)
	/home/bitrix/www/bitrix/modules/main/classes/mysql/agent.php:38
#7: CAgent::CheckAgents()
	/home/bitrix/www/bitrix/modules/main/include.php:263
#8: require_once(string)
	/home/bitrix/www/bitrix/modules/main/include/prolog_before.php:16
#9: require_once(string)
	/home/bitrix/www/bitrix/modules/main/include/prolog.php:8
#10: require_once(string)
	/home/bitrix/www/bitrix/header.php:1
#11: require(string)
	/home/bitrix/www/menu/index.php:2
#12: include_once(string)
	/home/bitrix/www/bitrix/modules/main/include/urlrewrite.php:154
#13: include_once(string)
	/home/bitrix/www/bitrix/urlrewrite.php:2