| Field Name | Type | Description |
|---|---|---|
| Date_Time1..1 | DateTimeWithPrecisionType |
The Date_Time field specifies the date and time at which the activity occured. In order to avoid ambiguity, it is strongly suggest that all timestamps include a specification of the timezone if it is known. |
| Description0..n | StructuredTextType |
The Description field provides a description of the activity. |