Future<Iterable<Nip01Event>> searchEvents({
    List<String>? ids,
    List<String>? authors,
    List<int>? kinds,
    Map<String, List<String>>? tags,
    int? since,
    int? until,
    String? search,
    int limit = 100,
  })

  Future<List<Nip01Event>> loadEvents({
    List<String>? pubKeys,
    List<int>? kinds,
    String? pTag,
    int? since,
    int? until,
    int? limit,
  })