toMap method
Serialize a NostrFilter to a Map<String, dynamic>
Implementation
Map<String, dynamic> toMap() {
return <String, dynamic>{
if (ids != null) 'ids': ids,
if (authors != null) 'authors': authors,
if (kinds != null) 'kinds': kinds,
if (e != null) '#e': e,
if (p != null) '#p': p,
if (t != null) '#t': t,
if (since != null) 'since': since!.millisecondsSinceEpoch ~/ 1000,
if (until != null) 'until': until!.millisecondsSinceEpoch ~/ 1000,
if (limit != null) 'limit': limit,
};
}