chg: update README for examples
MODIFY
examples/node/README.md
examples/node/README.md
git clone git@github.com:maticnetwork/matic.js.git
```
-
-
### Edit config.js
+
```
PRIVATE_KEY: '<paste your private key here>', // A sample private key prefix with `0x`
FROM_ADDRESS: '<paste address belonging to private key here>',// Your address
```
+
Update following lines with your wallet address and key.
Be careful with your private key, Use a key your are comfortable with for development purpose.
@@ -24,3 +24,4 @@ Be careful with your private key, Use a key your are comfortable with for devel
cd examples/node
npm install
node balance-of-ERC20.js
+```

chg: update README for examples