Fix test case error

Author: ningyougang

common/scala/src/main/scala/org/apache/openwhisk/core/entity/InstanceId.scala

@@ -99,10 +99,20 @@ object InvokerInstanceId extends DefaultJsonProtocol {
       val uniqueName = fromField[Option[String]](json, "uniqueName")
       val displayedName = fromField[Option[String]](json, "displayedName")
       val userMemory = fromField[String](json, "userMemory")
+      val busyMemory = fromField[Option[String]](json, "busyMemory")
       val instanceType = fromField[String](json, "instanceType")
+      val tags = fromField[Seq[String]](json, "tags")
+      val dedicatedNamespaces = fromField[Seq[String]](json, "dedicatedNamespaces")
 
       if (instanceType == "invoker") {
-        new InvokerInstanceId(instance, uniqueName, displayedName, ByteSize.fromString(userMemory))
+        new InvokerInstanceId(
+          instance,
+          uniqueName,
+          displayedName,
+          ByteSize.fromString(userMemory),
+          busyMemory.map(ByteSize.fromString(_)),
+          tags,
+          dedicatedNamespaces)
       } else {
         deserializationError("could not read InvokerInstanceId")
       }