<?xml version="1.0" encoding="UTF-8"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema">
	<xs:element name="SignedSignatureProperties" type="SignedSignaturePropertiesType"/>
	<xs:complexType name="SignedSignaturePropertiesType">
		<xs:sequence>
			<xs:element name="SignaturePolicyIdentifier" type="SignaturePolicyIdentifierType" minOccurs="0"/>
		</xs:sequence>
	</xs:complexType>
	<xs:complexType name="SignaturePolicyIdentifierType">
		<xs:choice>
			<xs:element name="SignaturePolicyImplied" type="xs:any"/>
		</xs:choice>
	</xs:complexType>
	<xs:complexType name="SPUserNoticeType">
		<xs:sequence>
			<xs:element name="ExplicitText" type="xs:string" minOccurs="0"/>
		</xs:sequence>
	</xs:complexType>
</xs:schema>