Function newSearchSession

newSearchSession(): {
    clientUuidRankToken?: string;
    searchSessionId: string;
    serpSessionId?: string;
    typeaheadSessionId?: string;
}
Starts a search session with a fresh shared id.

Returns {
    clientUuidRankToken?: string;
    searchSessionId: string;
    serpSessionId?: string;
    typeaheadSessionId?: string;
}