import { ErrorUnion, OkUnion } from '../outputs';
/**
 * Adds a message to TDLib internal log. This is an offline method. Can be called before
 * authorization. Can be called synchronously
 * @param {Object} params
 * @param {number} [params.verbosityLevel] - Minimum verbosity level needed for the
 * message to be logged, 0-1023
 * @param {string} [params.text] - Text of a message to log
 * @param {Object} state
 * @returns {OkUnion | ErrorUnion}
 */
export declare type AddLogMessageMethod = <ResponseT = OkUnion>(params: AddLogMessageParams, state?: Record<string, any>) => Promise<ResponseT | ErrorUnion>;
export interface AddLogMessageParams {
    /** Minimum verbosity level needed for the message to be logged, 0-1023 */
    verbosityLevel?: number;
    /** Text of a message to log */
    text?: string;
}