public async Task <IEXResponse <EarningResponse> > EarningAsync(string symbol, int last = 1) =>
await executor.SymbolLastExecuteAsync <EarningResponse>("stock/[symbol]/earnings/[last]", symbol, last);
public async Task <IEXResponse <IEnumerable <NewsV1Response> > > NewsAsync(string symbol, int last = 10) =>
await _executor.SymbolLastExecuteAsync <IEnumerable <NewsV1Response> >("stock/[symbol]/news/last/[last]", symbol, last);