[Bitrix\Main\ArgumentTypeException] 
The value of an argument 'signedValue' must be of type string (100)
/home/g/gkmega8j/gkmega8j.beget.tech/public_html/bitrix/modules/main/lib/security/sign/signer.php:156
#0: Bitrix\Main\Security\Sign\Signer->unsign(boolean, string)
	/home/g/gkmega8j/gkmega8j.beget.tech/public_html/bitrix/modules/citrus.core/lib/components/paramsserializer.php:73
#1: Citrus\Core\Components\ParamsSerializer->unserialize(NULL)
	/home/g/gkmega8j/gkmega8j.beget.tech/public_html/bitrix/modules/citrus.core/lib/components/pdf.php:49
#2: Citrus\Core\Components\Pdf::decodeParams(NULL)
	/home/g/gkmega8j/gkmega8j.beget.tech/public_html/ajax/pdf.php:19