When are writeFields specified in Firestore requests and what replaces them?
问题 The simulator now displays an error message trying to access request.writeFields. Before that writeFields in Firestore Security Rules did just not work in real requests. The message states the following: The simulator only simulates client SDK calls; request.writeFields is always null for these simulations Does this mean that writeFields are only specified in HTTP requests? The documentation only states this: writeFields: List of fields being written in a write request. A problem that arises