Note:
NFC detection part is in Cocoa Pods Framework. There is the solution to make NFC framework optional in the app to prevent this crash but in this specific case, NFC detection happens in the framework itself. It is crashing on all iPhones which don't have NFC support.
Crash log for this:
dyld: Library not loaded: /System/Library/Frameworks/CoreNFC.framework/CoreNFC
Referenced from: /private/var/containers/Bundle/Application/9BF98F8A-775D-436A-92CA-4A6534686BF9/smart-interaction-client-iOS_Example.app/Frameworks/smart_interaction_client_iOS.framework/smart_interaction_client_iOS
Reason: image not found
Message from debugger: Terminated due to signal 6