Add initiateExchange api call

Author: johnnyasantoss

package-lock.json

@@ -26,7 +26,7 @@
     "opennode"
   ],
   "main": "src/lib.js",
-  "version": "1.3.0",
+  "version": "1.4.0",
   "dependencies": {
     "axios": "^0.26.1"
   },