create static method

Implementation

static Future<DeviceSelfRevokeEventBodyModel> create() async {
  final lastEvent = await Database.instance.events
      .latestDeviceEvent(Signing.instance.publicKey)
      .get();
  return DeviceSelfRevokeEventBodyModel(
    lastValidEventHash: lastEvent?.hash,
    lastValidSequence: lastEvent?.sequence,
    timestamp: DateTime.now(),
  );
}