id = $id; } /** * @return string */ public function getId() { return $this->id; } /** * @param string */ public function setReadTimestamp($readTimestamp) { $this->readTimestamp = $readTimestamp; } /** * @return string */ public function getReadTimestamp() { return $this->readTimestamp; } } // Adding a class alias for backwards compatibility with the previous class name. class_alias(Transaction::class, 'Google_Service_Spanner_Transaction');