- The information about the family relationships under the same PayerID (Insurance company).
- This value must be (1 = Principal) if the member does not have any relation with another insured member under the same PayerID.
- This value will have the relation with the insured family member if one exists.
- The field must have one of the values below:
1 = Principal
2 = Spouse
3 = Child
4 = Parent
5 = Other

<xs:simpleType name="MemberRelationEnum">
    <xs:annotation>
        <xs:documentation>
        - The information about the family relationships under the same PayerID (Insurance company).
        - This value must be (1 = Principal) if the member does not have any relation with another insured member under the same PayerID.
        - This value will have the relation with the insured family member if one exists.
        - The field must have one of the values below:
        1 = Principal
        2 = Spouse
        3 = Child
        4 = Parent
        5 = Other
      </xs:documentation>
    </xs:annotation>
    <xs:restriction base="xs:integer">
        <xs:enumeration value="1" />
        <xs:enumeration value="2" />
        <xs:enumeration value="3" />
        <xs:enumeration value="4" />
        <xs:enumeration value="5" />
    </xs:restriction>
</xs:simpleType>