import { DefaultRecord, DefaultCommandMetadata } from './common.js';
type Command<CommandType extends string = string, CommandData extends DefaultRecord = DefaultRecord, CommandMetaData extends DefaultRecord | undefined = undefined> = Readonly<CommandMetaData extends undefined ? {
    type: CommandType;
    data: Readonly<CommandData>;
    metadata?: DefaultCommandMetadata | undefined;
} : {
    type: CommandType;
    data: CommandData;
    metadata: CommandMetaData;
}> & {
    readonly kind?: 'Command';
};
export type { Command };