code: public static QueryBuilder byInstance(Object instance){
          Validate.argumentsAreNotNull(instance);
          return new QueryBuilder(new InstanceFilterDefinition(instance));
      }
docs: Query for selecting changes (or snapshots) made on a concrete Entity instance.
  <br/><br/>
  
  For example, last changes on "bob" Person:
  <pre>
  javers.findChanges( QueryBuilder.byInstanceId(new Person("bob")).build() );
  </pre>
  @Since 2.8.0