Interface PreventiveActivity

interface PreventiveActivity {
    $type: "PreventiveActivity";
    abstract?: string[];
    activityType?: string[];
    alternativeTitle?: string[];
    contact?: string[];
    documentation?: string[];
    end?: string[];
    externalAssociate?: string[];
    funderOrCommissioner?: string[];
    fundingProgram?: string[];
    involvedPerson?: string[];
    involvedUnit?: string[];
    isPartOfActivity?: string[];
    publication?: string[];
    relatedActivity?: string[];
    responsibleUnit?: string[];
    shortName?: string[];
    start?: string[];
    succeeds?: string[];
    theme?: string[];
    title?: string[];
    website?: string[];
}