getIsModified example

'seoPathInfo' => 'fancy-override',
                'isModified' => true,
            ],
        ];
        $this->seoUrlPersister->updateSeoUrls($context, 'foo.route', array_column($seoUrlUpdates, 'foreignKey'), $seoUrlUpdates, $this->salesChannel);
        $seoUrls = $this->seoUrlRepository->search(new Criteria(), Context::createDefaultContext())->getEntities();

        static::assertCount(2, $seoUrls);
        $canon = $seoUrls->filterByProperty('isCanonical', true)->first();
        static::assertNotNull($canon);

        static::assertTrue($canon->getIsModified());
        static::assertSame('fancy-override', $canon->getSeoPathInfo());

        $seoUrlUpdates = [
            [
                'foreignKey' => $fk,
                'pathInfo' => 'normal/path',
                'seoPathInfo' => 'no-effect',
            ],
        ];

        $this->seoUrlPersister->updateSeoUrls($context, 'foo.route', array_column($seoUrlUpdates, 'foreignKey'), $seoUrlUpdates, $this->salesChannel);