## Requirement - nodejs: v20.10.0 - npm: v10.2.3 ## Prepare Recommend use [nvm](https://github.com/nvm-sh/nvm) to manage node version. Install node.js dependency: ```shell script npm install ``` ## Run mainnet validators version ```bash npm run startMainnet ``` testnet validators version ```bash npm run startTestnet ``` Transaction count ```bash node gettxcount.js --rpc ${url} --startNum ${start} --endNum ${end} ```