{
   "id" : {
    "idUri" : [ "/id/123123" ]
   }
}

Reference Name: id
Regular Expression: "idUri" : [ "(.+?)" ]
Template: $1$
Match No.(0 for Random): 1
Default Value: failed_id

Regular Expression: "idUri" : [ "([^"]+?)" ]

Reference Name: id
Regular Expression: idUri"s:s[s"/id/(.+)"
Template: $1$
Match No.(0 for Random): 1
Default Value: failed_id

s - means single space