Activity

Property Name	Required Type	Mutiple	Description
soc:identity	Reference	false	The identity whose activity stream contains an activity.
soc:posterIdentity	Reference	false	The identity of the user who creates an activity.
soc:title	String	false	The string which specifies the primary text of an activity.
soc:titleId	String	false	The title Id of an activity.
soc:appId	String	false	The application Id which creates an activity.
soc:body	String	false	The string which specifies the body template message Id in the gadget specification. The body is an optional extended version of an activity.
soc:bodyId	String	false	The body Id of an activity.
soc:type	String	false	The application Id which creates an activity.
soc:externalId	String	false	An optional string Id which is generated by the posting application.
soc:url	String	false	The URL to access an activity.
soc:priority	Float	false	A float number between '0' and '1' which represents the relative priority level of an activity in relation to other activities from the same source.
soc:likes	String	true	The list of identity Ids who like the activity.
soc:isComment	Boolean	false	Specify if an activity is a comment or not. The default value is false, meaning that it is a normal activity.
soc:postedTime	Long	false	The number which specifies the time at which an activity took place in milliseconds since the epoch.

Child Nodes	Default Primary Type	Description
childName	soc:activity	All comments of the identity. The child is the posted time stamp.
soc:params	soc:activityparam	The activity parameters.