Interface MetadataLayer

interface MetadataLayer {
    create<M extends NodeType = NodeType>(
        metadata: IMetaContainer<M>,
    ): Promise<IMetaContainer<M>>;
    delete(): Promise<boolean>;
    get<T extends any[] = null>(): Promise<
        T extends null ? IMetaContainer<NodeType> : IMetaContainer<NodeType>[],
    >;
    update(metadata: IMetaContainer): Promise<IMetaContainer<NodeType>>;
}