fun notify(serviceId: UUID, characteristicId: UUID, data: ByteArray): Completable
Send a notification or indication that local GATT Characteristic has been updated
serviceId - ID of the local service to notify
characteristicId - ID of the local characteristic to notify
data - data to update GATT Characteristic with
GattServerNotFoundException - if GATT server is not available
GattServiceNotFoundException - if GATT service was not found
GattCharacteristicException - if GATT Characteristic is not found