Update example.php

example.php

@@ -7,20 +7,39 @@
 $app = new Ovo($token);
 
 echo $app->getLastTransactions(); // get 5 last transaction
+
 echo $app->getFavoriteTransfer(); // get favorite transfer
+
 echo $app->getEmail(); // get account email
+
 echo $app->transactionHistory(); // get transaction history
+
 echo $app->walletInquiry(); // wallet inquiry
+
 echo $app->getOvoCash(); // get ovo balance
+
 echo $app->getOvoCashCardNumber(); // get ovo cash card number
+
 echo $app->getOvoPointsCardNumber(); // get ovo point card number
+
 echo $app->getOvoPoints(); // get ovo point balance
+
 echo $app->getPointDetails(); // get ovo point history
+
 echo $app->getBillerList(); // get biller list
+
 echo $app->getBillerCategory('<category_id>'); // get biller category
+
 echo $app->getDenominations('<product_id>'); // get denomination
+
 echo $app->getBankList(); // get bank list
+
 echo $app->getUnreadNotifications(); // get total unread notification
+
 echo $app->getAllNotifications(); // get all notifications
+
 echo $app->getInvestment(); // get investment data
-echo $app->isOVO('<amount>', '<phone_number>'); // ovo account validate
+
+echo $app->isOVO('<amount>', '<phone_number>'); // ovo account validate
+
+echo $app->getTransactionDetails('<merchant_id>', '<merchant_invoice>'); // get transaction details