added example

example/config.js

@@ -0,0 +1,6 @@
+const CONFIG = {
+    SENDER_PRIVATEKEY: "4a2e11580d318f86079775229a377194d3629bb8448dfbfb8352d0cc4fc3f008",
+    RECEIPIENT_PRIVATEKEY: "e4a2d1f1568c1eb7ffacdbaea7607d9e768fd3d3d97ec5119ccf5d8bb6c0e613"
+}
+
+module.exports = CONFIG;

example/demo.js

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+const EthRSA = require('ethereum-rsa');
+const CONFIG = require('./config')
+
+// Will encrypt message and compress message in base64 encoded format
+async function encrypt(message, senderPrivateKey, recipientPublicKey){
+    let cipherText = await EthRSA.encryptMessage(message, senderPrivateKey, recipientPublicKey);
+    return cipherText
+}
+
+// Will decrypted message from compressed cipher text
+async function decrypt(cipherText, recipientPrivateKey, senderPublicKey){
+    let decryptedMessage = await EthRSA.decryptMessage(cipherText, recipientPrivateKey, senderPublicKey);
+    return decryptedMessage
+}
+
+async function test(){
+
+    let recipientPublicKey = EthRSA.publicKeyByPrivateKey(CONFIG.RECEIPIENT_PRIVATEKEY);
+
+    let cipherText = await encrypt("Hey There!", CONFIG.SENDER_PRIVATEKEY, recipientPublicKey);
+    console.log(`Encrypted Message: ${cipherText}`);
+
+    let senderPublicKey = EthRSA.publicKeyByPrivateKey(CONFIG.SENDER_PRIVATEKEY);
+
+    let decryptedMessage = await decrypt(cipherText, CONFIG.RECEIPIENT_PRIVATEKEY, senderPublicKey);
+    console.log(`Decrypted Message: ${decryptedMessage}`);
+
+    return;
+}
+
+test();
+

example/package.json

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+{
+  "name": "example",
+  "version": "1.0.0",
+  "description": "",
+  "main": "config.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "ethereum-rsa": "^1.0.2"
+  }
+}