Drag the GJDigitalSDK.framework and WebRTC.framework files to the resource directory of the project: In project-General-Frameworks, Libraries, and Embedded Content, change the following framework 
GJDigitalSDK.framework
WebRTC.framework
to Embed & Sign
  1. Add recording permission and local network permission in Info.plist file
<key>NSLocalNetworkUsageDescription</key>
<string>Obtain local network permissions</string>
<key>NSMicrophoneUsageDescription</key>
<string>Recording rights are required for speech recognition</string>