export type UserCredentials = {
    apiKey: string;
    userExternalId?: never;
    userEmail: string;
    userHmac?: string;
    authToken?: never;
} | {
    apiKey: string;
    userExternalId: string;
    userEmail?: never;
    userHmac?: string;
    authToken?: never;
} | {
    apiKey?: never;
    userExternalId?: never;
    userEmail?: never;
    userHmac?: never;
    authToken: string;
};
export type ClientOptions = {
    host?: string;
} & UserCredentials;
export type ChannelToken = {
    id: string;
    created_at: string;
    updated_at: string;
    discarded_at: string | null;
};
export declare class IntegrationClient<Installation, Token extends ChannelToken> {
    #private;
    constructor(key: string, { host, ...auth }: ClientOptions);
    startInstallation(): Promise<Installation>;
    getToken(id: string): Promise<Token>;
    getTokens(): Promise<Token[]>;
    deleteToken(id: string): Promise<void>;
    createToken(token: Partial<Omit<Token, keyof ChannelToken>>): Promise<Token>;
}