public function testGetPayloadArray()
{
$message = new Message();
$this->assertNull($message->getPayloadArray());
$flowMessage = ['a' => array('some-key-1' => 'some-value-1'), 'b' => array('some-key-1' => 'some-value-2')];
$message->setFlowMessage(json_encode($flowMessage));
$this->assertCount(2, $message->getPayloadArray());
}
