https://www.manageengine.com/products/eventlog/sql-auditing/change-user-defined-server-role-command-issued-in-sql-server-24289.html
Change user-defined server role command issued in SQL server
SQL server event logs provide insights on what exactly is happening in the server and the databases in it. The event with ID 24289 occurs when a command to...
user defined server rolechangecommandissuedsql