private static function update(Message $model)
 {
     $db = DatabaseData::getInstance(\RedDevil\Config\DatabaseConfig::DB_INSTANCE);
     $query = "UPDATE messages SET SenderId= :SenderId, RecipientId= :RecipientId, Content= :Content, CreatedOn= :CreatedOn WHERE id = :id";
     $result = $db->prepare($query);
     $result->execute([':id' => $model->getId(), ':SenderId' => $model->getSenderId(), ':RecipientId' => $model->getRecipientId(), ':Content' => $model->getContent(), ':CreatedOn' => $model->getCreatedOn()]);
 }
 function __construct(Message $message)
 {
     $this->id = $message->getId();
     $this->content = $message->getContent();
     $this->createdOn = $message->getCreatedOn();
 }