Update apps/nextra/pages/en/build/indexer/indexer-sdk/documentation/advanced-tutorials/txn-importer.mdx

Co-authored-by: Renee Tso <8248583+rtso@users.noreply.github.com>

Author: yuunlimm

apps/nextra/pages/en/build/indexer/indexer-sdk/documentation/advanced-tutorials/txn-importer.mdx

@@ -4,7 +4,7 @@ title: "Aptos Transaction Import"
 
 ## Overview
 
-This will guide how to generate test transactions using the `aptos-indexer-transactions-generator` tool for Aptos networks (Devnet/Testnet/Mainnet). These transactions are then used in automated tests, local development, or regression checks.
+This guide explains how to import Aptos transactions for testing using the `aptos-indexer-transaction-generator` tool. These test transactions can be used to test your custom processors and support their local development. 
 
 ## General Flow of Transaction Importing