import type { IBootstrapPayload, PostMessage } from '@picsart/miniapp-sdk-types';
import type { IMigrationOptions } from 'migrations/types';
import { V5IMessageData } from 'migrations/types/old/v5';
declare global {
    interface Window {
        v8CurrentPayload?: IBootstrapPayload;
    }
}
export declare function runV7ToV8Migrations(options: IMigrationOptions<V5IMessageData>): IMigrationOptions<V5IMessageData<any>> | Promise<IMigrationOptions<V5IMessageData<any>>>;
export declare function runV8ToV7Migrations<Payload>(options: IMigrationOptions<PostMessage<Payload>>): IMigrationOptions<V5IMessageData<any>> | Promise<IMigrationOptions<V5IMessageData<any>>>;