Change Details

`nvm install 16` `npm i` `npm run getDetailsFromTxid` and ensure the default `816de....` txid is used `npm run getDetailsFromTxid <txid>` and ensure details for the txid is displayed and matches the block explorer `npm test` and ensure all tests pass

`nvm install 16` `npm i` `npm run getDetailsFromTxid <txid>` and ensure details for the txid is displayed and matches the block explorer `npm test` and ensure all tests pass

`nvm install 16` `npm i` `npm run getDetailsFromTxid` and ensure the default `816de....` txid is used `npm run getDetailsFromTxid <txid>` and ensure details for the txid is displayed and matches the block explorer `npm test` and ensure all tests pass