OSLC Rest API is not providing complete data for Item List field. Item List field do not contain data for Process Area, Project Area, Team Area.

Created the entity and set the Item List field with all 7 type of values.

    Category
    Contributor
    Iteration
    Process Area
    Project Area
    Team Area
    Work Item

When fetching the Entity by OSLC Rest Api call : https://server:port/ccm/resource/itemName/com.ibm.team.workitem.WorkItem/entity id , Rest API response is not providing complete data for Item List field.

Response only returned data of 4 types for Item List field:
"rtc_cm:custom_item_list":
[

{
"rdf:resource": "https://server:port/ccm/resource/itemOid/com.ibm.team.workitem.Category/<<Category_id>>"
},
{
"rdf:resource": "https://server:port/jts/users/<<user_id>>"
},
{
"rdf:resource": "https://server:port/ccm/oslc/iterations/<<Iteration_Id>>"
},
{
"rdf:resource": "https://server:port/ccm/resource/itemName/com.ibm.team.workitem.WorkItem/<<entity_id>>"
}

],

Out of total 7 types of values it is only giving 4 types of value.

Missing data for below item types.

1) Project Area
2) Process Area
3) Team Area

Kindly, Update if there is any solution to this.