miniTickerStream method
24hr rolling window mini-ticker statistics for a single symbol.
These are NOT the statistics of the UTC day, but a 24hr rolling window from requestTime to 24hrs before.
Implementation
Stream<WsMiniTicker> miniTickerStream({required String symbol}) {
final channel = subscribe('${symbol.toLowerCase()}@miniTicker');
return channel.stream
.map<Map>(toMap)
.map<WsMiniTicker>((e) => WsMiniTicker.fromMap(e));
}