export declare class SpamService {
    private client;
    constructor(token: string);
    classify(request: ClassifyRequest): Promise<ClassifyResponse>;
}
export interface ClassifyRequest {
    email_body?: string;
    from?: string;
    html_body?: string;
    subject?: string;
    text_body?: string;
    to?: string;
}
export interface ClassifyResponse {
    details?: string[];
    is_spam?: boolean;
    score?: number;
}