import { AirCredentialMessage, AirCredentialUpdateSessionConfigRequestMessage, AirInitializationRequestMessage, AirIssueCredentialRequestMessage, AirVerifyCredentialRequestMessage } from "./common/air/messaging/credential";
import { MessageServiceBase } from "./common/air/messaging/messageServiceBase";
export declare class CredentialMessageService extends MessageServiceBase<AirCredentialMessage> {
    #private;
    static create(): CredentialMessageService;
    open(iframeElement: HTMLIFrameElement): Promise<void>;
    sendInitializationRequest(payload: AirInitializationRequestMessage["payload"]): Promise<import("./common/air/messaging/credential").AirInitializationResponseMessage>;
    sendUpdateSessionConfigRequest(payload?: AirCredentialUpdateSessionConfigRequestMessage["payload"]): Promise<import("./common/air/messaging/credential").AirCredentialUpdateSessionConfigResponseMessage>;
    logout(): Promise<import("./common/air/messaging/credential").AirLogoutResponseMessage>;
    sendIssueCredentialRequest(payload: AirIssueCredentialRequestMessage["payload"]): Promise<import("./common/air/messaging/credential").AirIssueCredentialResponseMessage>;
    sendVerifyCredentialRequest(payload: AirVerifyCredentialRequestMessage["payload"]): Promise<import("./common/air/messaging/credential").AirVerifyCredentialResponseMessage>;
    close(): Promise<void>;
}