export interface LogEntry {
    timestamp: number;
    line: string;
}
export declare class LokiClient {
    private readonly baseUrl;
    constructor(baseUrl: string);
    private queryRange;
    logs(tenantId: string, service: string | null | undefined, since?: string, limit?: number): Promise<LogEntry[]>;
    errorLogs(tenantId: string, since?: string, limit?: number): Promise<LogEntry[]>;
}
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