Unable to use fetch on iOS Simulator (Trying to access https://{domainName}.amazonaws.com:8080/{uri} ) (React Native)

I am building a mobile application in React Native which consumes my service (SSL Enabled) deployed to AWS.I'm unable to perform fetch on the AWS EC2 domain from the iOS Simulator. I can access the URL through Postman and simulator's browser.When I use fetch from the iOS Simulator, I'm getting a

TypeError: Network Request Failed

I have added the following to my info.plist.

<key>{domainName}.amazonaws.com</key><dict><key>NSTemporaryExceptionMinimumTLSVersion</key><key>NSTemporaryExceptionRequiresForwardSecrecy</key><false/><key>NSTemporaryExceptionAllowsInsecureHTTPLoads</key><true/><key>NSIncludesSubdomains</key><true/><key>NSExceptionAllowsInsecureHTTPLoads</key><true/><key>NSAllowsArbitraryLoads</key><true/></dict>