Function: message_login
Description: This tool belongs to the Message API, which is used to manage user interactions in a workspace. Tool description: Log in a user with the given user ID to messeage application.
Parameters:
type: dict
properties: user_id: type: string
description: User ID of the user to log in. 
required: user_id
Response:
type: dict
properties: login_status: type: boolean
description: True if login was successful, False otherwise.
message: type: string
description: A message describing the result of the login attempt.