public function hydrate_from_transaction_data( array $transaction_data ) {
		foreach ( $transaction_data as $key => $value ) {
			$this->set_meta( $key, $value );
		}

		/**
		 * Fired after an Order object has been filled from post fields and meta.
		 *
		 * @since 4.7
		 *
		 * @param Tribe__Tickets__Commerce__PayPal__Order $this
		 * @param array                                   $transaction_data
		 */
		do_action( 'tribe_tickets_tpp_order_from_transaction', $this, $transaction_data );

		return $this;
	}