public override async Task SendConnectionAsync(string connectionId, string methodName, object[] args, CancellationToken cancellationToken = default)
{
if (string.IsNullOrEmpty(methodName))
{
throw new ArgumentException(NullOrEmptyStringErrorMessage, nameof(methodName));
}
if (string.IsNullOrEmpty(connectionId))
{
throw new ArgumentException(NullOrEmptyStringErrorMessage, nameof(connectionId));
}
var api = await _restApiProvider.GetSendToConnectionEndpointAsync(_appName, _hubName, connectionId);
await _restClient.SendAsync(api, HttpMethod.Post, _productInfo, methodName, args, handleExpectedResponseAsync : null, cancellationToken : cancellationToken);
}
