generates a guid and stores it in the async store This is supposed to identify the device / user. It creates a guid if no exists and stores it in the AsyncStorage. If a Guid exists, this will be returned
npm install react-native-unique-id --saveconstuniqueId=require("react-native-unique-id");uniqueId().then(id=>console.log(id)).catch(error=>console.error(error));// or callback styleuniqueId((error,id)=>{if(error)returnconsole.error(error);console.log(id);});