code: public boolean addContextToVerb(String objectType, String id, String description)
      {
          Map<String, Object> container = new HashMap<String, Object>();
          
          if (objectType != null)
          {
              container.put("objectType", objectType);
          }
          if (id != null)
          {
              container.put("id", id);
          }
          if (description != null)
          {
              container.put("description", description);
          }
          
          String[] pathKeys = {"verb"};
          return addChild("context", container, pathKeys);
      }
docs: Add a context object to the verb within this activity
  
  @param objectType The type of context
  @param id The id of the context
  @param description Description of the context
  @return True if added, false if not (due to lack of "verb")