http://<host>:<port>/<context>/<database ID>/<business entity>/<row ID>?systemName=<source system providing the correct value>{
    "<field name>": "<correct value>",
     "$original": {
        "<field name>": "<current value>",

    },
    "TRUST": {
        "<field name>": {
            "trustSetting" : {
                custom: false 
            }
        }
    }
}

http://<host>:<port>/<context>/<database ID>/<business entity>/<row ID>?systemName=<source system providing the correct value>{
    "<field name>": "<correct value>",
     "$original": {
        "<field name>": "<current value>",

    },
    "TRUST": {
        "firstName": {
            "trustSetting" : {
                custom: true, // if custom=true, all other trustSetting fields 
                              //are mandatory. If they are not set, 
                              //the service will return an error.
                minimumTrust: <minimum trust percent>,
                maximumTrust: <maximum trust percent>,
                timeUnit: "<units for measuring trust decay>",
                maximumTimeUnits: <number of units>,
                graphType: "<name of graph type>"
            }
        }
    }
}