fun read(serviceId: UUID, characteristicId: UUID): Single<ByteArray>
Write given data to the provided remote GATT characteristic
serviceId - ID of the remote service to write data
characteristicId - ID of the remote characteristic to write data
GattServiceNotFoundException - if given remote GATT service was not found
GattCharacteristicException - if given remote GATT Characteristic is not found
Return
Data read from given GATT Characteristic