msgState (MsgStates)

b2bOpticRequest → header

values	description
NEW
UPDATE
CANCEL

<xs:simpleType name="MsgStates">
  <xs:restriction base="xs:string">
    <xs:enumeration value="NEW" />
    <xs:enumeration value="UPDATE" />
    <xs:enumeration value="CANCEL" />
  </xs:restriction>
</xs:simpleType>