Interface DmRelayPool

interface DmRelayPool {
    isAvailable(): boolean;
    publish(event: NostrEvent): void | Promise<void>;
    query?(filters: NostrFilter[], relayUrls?: string[]): Promise<NostrEvent[]>;
    selectRelayTier(filters: NostrFilter[]): string[];
    subscribe(
        filters: NostrFilter[],
        callback: (item: NostrEvent | "EOSE") => void,
        relayUrls?: string[],
    ): { unsubscribe(): void };
}