export type NamespacedType = {
    namespace: string;
    representationName: string;
};
export type KeyParamValues = string | string[] | number | boolean | null | undefined | object;
export interface TypeMetadata {
    keyMetadata: KeyMetadata;
    ingestionTimestamp: number;
    expirationTimestamp: number;
    lastExpiredDuration?: number;
}
export declare const Wildcard: unique symbol;
export type KeyMetadata = Record<string, KeyParamValues>;
export type KeyQuery = Record<string, Symbol | KeyParamValues>;
export type KeySchema = (keyof KeyQuery)[];
export type NormalizedKeyMetadata = KeyMetadata & NamespacedType;