Fix Message Visualization After Switching Organization

When a user switches to an organization and reads messages in a chat, those messages are not marked as read (that is, the read flag remains false), even though the FE correctly sends the request to update the read status.

https://sharing.clickup.com/clip/p/t9004002740/fe960f16-b919-4c71-a3ab-e68970c91e9f/fe960f16-b919-4c71-a3ab-e68970c91e9f.webm?filename=screen-recording-2025-07-16-16%3A07.webm

https://sharing.clickup.com/clip/p/t9004002740/eb5cf6e2-0325-4aeb-b999-43d34c6ecdaf/eb5cf6e2-0325-4aeb-b999-43d34c6ecdaf.webm?filename=screen-recording-2025-07-22-12%3A16.webm