Messages by replicated users (e.g., Jannis browsing orbit) have source_instance IS NULL because they were created on that instance. The sync endpoint was incorrectly filtering these out, causing most DM history to be missing from the sync response.
Messages by replicated users (e.g., Jannis browsing orbit) have source_instance IS NULL because they were created on that instance. The sync endpoint was incorrectly filtering these out, causing most DM history to be missing from the sync response.