Interface NdrRelayTransport

interface NdrRelayTransport {
    nostrFetch(filter: NostrFilter): Promise<NostrEvent[]>;
    nostrPublish(
        event: Partial<NostrEvent>,
        innerEventId?: string,
    ): Promise<NostrEvent>;
    nostrSubscribe(
        filter: NostrFilter,
        onEvent: (event: NostrEvent) => void,
    ): () => void;
}