/**
 * @private
 */
export declare const MINIMUM_TYPING_INTERVAL_IN_MILLISECONDS = 8000;
/**
 * @private
 */
export declare const PARTICIPANTS_THRESHOLD = 20;
/**
 * @private
 */
export declare const MINUTE_IN_MS: number;
/**
 * @private
 */
export declare const DEFAULT_DATA_LOSS_PREVENTION_POLICY_URL = "https://go.microsoft.com/fwlink/?LinkId=2132837";
/**
 * @private
 *
 * TODO: Import enum from @azure/communication-chat when ChatMessageType shows up in new release version
 * (or define our type to decouple)
 */
export declare const ACSKnownMessageType: {
    text: "text";
    html: "html";
    richtextHtml: "richtext/html";
    topicUpdated: "topicUpdated";
    participantAdded: "participantAdded";
    participantRemoved: "participantRemoved";
};
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