sendAdvancedNotifToUser static method
To send a JSON formatted advanced notification to another device using it's PushPoleId
Implementation
static Future<void> sendAdvancedNotifToUser(
String pushpoleId, String notificationJson) async =>
_channel.invokeMethod("PushPole#sendAdvancedNotifToUser",
{"pushpoleId": pushpoleId, "json": notificationJson});