export declare class UpolloClient {
    private readonly upollo;
    constructor(projectApiKey: string, options?: unknown);
    track(userinfo?: UpUser, eventtype?: number): Promise<void>;
}
export interface UpUser {
    userId?: string;
    userEmail?: string;
    userPhone?: string;
    userName?: string;
    userImage?: string;
    customerSuppliedValues?: Record<string, string>;
}
