@Test
public void testUnstakeTransaction() {

  final AergoKey aergoKey = new AergoKeyGenerator().create();
  final RawTransaction unstakeTransaction = RawTransaction.newUnstakeTxBuilder()
      .chainIdHash(ChainIdHash.of(BytesValue.EMPTY))
      .from(aergoKey.getAddress())
      .amount(Aer.of("10000", Unit.AERGO))
      .nonce(1L)
      .build();
  assertNotNull(unstakeTransaction);
}