export declare const fetchExperimentAssignmentAnonymously: ({ experimentName, anonId, }: {
    experimentName: string;
    anonId: string | null;
}) => Promise<unknown>;
export declare const fetchExperimentAssignmentWithAuth: ({ experimentName, anonId, }: {
    experimentName: string;
    anonId: string | null;
}) => Promise<unknown>;
