in src/sessions/PageManager.ts [121:133]
private collectAttributes() {
this.attributes = {
title: document.title,
pageId: this.page.pageId
};
if (this.recordInteraction) {
this.attributes.interaction = this.page.interaction;
if (this.page.parentPageId !== undefined) {
this.attributes.parentPageId = this.page.parentPageId;
}
}
}