export declare const MessageCustomAction: {
    system: boolean;
    name: string;
    code: string;
    enabled: boolean;
    allow_layouts: string[];
    type: string;
    icon: string;
    redirect: string;
    show_on: string;
    entity: string;
    execute_mode: string;
    entity_layout: string;
    internal_actions: any[];
}[];