@cometchat/chat-uikit-react-native/lib/shared/helper/functions.d.ts

Ready-to-use Chat UI Components for React Native

export function CheckPropertyExists(obj: any, propkey: any): boolean;
export function getExtensionData(message: object, extentionKey: string): any;
export function getMetadataByKey(message: any, metadataKey: any): any;