<xs:sequence>
<xs:element name="id" type="im:ReferenceID" minOccurs="0"/>
<!-- the ref ident number for this message or part of message -->
<xs:element name="reference" type="im:ReferenceID" minOccurs="0" maxOccurs="64"/>
<!-- the Reference numbers for related messages or part of messages -->
<xs:element name="pedigree" type="im:PedigreeList" minOccurs="0"/>
<!-- a sequence of prior refs to the event -->
<xs:element name="language" type="LanguageCode" minOccurs="0"/>
<!-- the language used in the text (English, French, etc.)
presumed to be English if not specified -->
<xs:element name="charSet" type="CharSet" minOccurs="0"/>
<!-- the character set used by the strings,
presumed to be Latin-1 if not specified -->
<xs:element name="table" type="Table" minOccurs="0"/>
<!-- the table of phrases and the set of parsing rules to be used
the tables (most often the ITIS phrase list or simple strings)
may also be other sets of phrases (such as RDS or custom lists)
the rules (given in the table header structure, see J2540)
control how strings and phrases are inserted and what the default
behaviors are to be.
presumed to be the zero if not specified which defaults to a
behavior of a pure set of strings in Latin-1 (with no phrases
to be in the expression. This value is presumed if not specified
The value of 1 is reserved for the standard ITIS phrases tables
and when found the behavior will be the use of ITIS phrases with
strings inserted as needed. See J2540 for a list of well known
table values and their associated meanings and behaviors. -->
<xs:element name="issuingAgency" type="tmdd:Organization-resource-identifier" minOccurs="0"/>
<!-- the agency or center issuing this information, the name format
shall follow the format devised in NTCIP 1601 for centers
presumed unknown if not specified -->
<xs:element name="updateTime" type="DateTimePair" minOccurs="0"/>
<!-- the moment the date set was lasted updated
presumed to unknown if not specified -->
<xs:element name="expiryTime" type="DateTimePair" minOccurs="0"/>
<!-- the moment the date set is presumed to be outdated
presumed to unknown if not specified -->
<xs:element name="onExpiry" type="ExpireAction" minOccurs="0"/>
<!-- suggested use of this data once outdated
presumed to be unknown if not specified -->
<xs:element name="confidence" type="Message-Confidence" minOccurs="0"/>
<!-- a gross rating of the Confidence of the message information -->
<xs:element name="urgency" type="im:Urgency" minOccurs="0"/>
<!-- a gross rating of the urgency of the message (0=least, 5=most) -->
</xs:sequence>
</xs:complexType>
