Examples for RBD Diagram
A few examples available in the Project-specific domain for RBD diagram are as follows:
Getting RBD Diagram 
To get the RBD Diagram associated with a specific system, use to following GET URL
URL
GET /WindchillRiskAndReliability12.0-REST/odata/Project_<projectID>/Systems(<systemID>)/RBDDiagrams
Getting specific RBD Diagram 
To get details for a specific RBD Diagram associated with a system, use to following GET URL
URL
GET /WindchillRiskAndReliability12.0-REST/odata/Project_<projectID>/Systems(<systemID>)/RBDDiagrams(<rbddiagramID>)
Updating RBD Diagram 
To update details for a specific RBD Diagram associated with a system, use to following PATCH URL
URL
PATCH /WindchillRiskAndReliability12.0-REST/odata/Project_<projectID>/Systems(<systemID>)/RBDDiagrams(<rbddiagramID>)
Request Body
{
"Identifier": "ID_Update",
"Description": "updated description"
}
Creating RBD Diagram 
To create a RBD Diagram associated with a system, use to following POST URL
URL
POST /WindchillRiskAndReliability12.0-REST/odata/Project_<projectID>/Systems(<systemID>)/RBDDiagrams
Request Body
{
"DiagramType" : "<type>",
"ParentID" : <id> or -1
}
Deleting RBD Diagram 
To delete a RBD Diagram associated with a system, use to following DELETE URL
URL
DELETE /WindchillRiskAndReliability12.0-REST/odata/Project_<projectID>/Systems(<systemID>)/RBDDiagrams(<rbddiagramID>)