public function update()
{
$response = $this->createDeal();
$id = $response->dealId;
$response = $this->deals->update($id, ["properties" => [["name" => "amount", "value" => "70000"]]]);
$this->assertEquals(200, $response->getStatusCode());
$this->assertSame('70000', $response['properties']['amount']['value']);
}