Possible null reference argument for parameter 'UserId' in 'UserWithRoleActionEvent.UserWithRoleActionEvent(string UserId, string FirstName, string LastName, string? MiddleName, UserActionType Action, string Role, DateTime CreatedAt)'.

Using directive should appear within a namespace declaration (https://github.com/DotNetAnalyzers/StyleCopAnalyzers/blob/master/documentation/SA1200.md)

Possible null reference argument for parameter 'password' in 'void IRabbitMqHostConfigurator.Password(string password)'.

Possible null reference argument for parameter 'username' in 'void IRabbitMqHostConfigurator.Username(string username)'.

Possible null reference argument for parameter 's' in 'byte[] Encoding.GetBytes(string s)'.

Possible null reference argument for parameter 's' in 'byte[] Encoding.GetBytes(string s)'.

Non-nullable property 'User' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable.

Non-nullable property 'Token' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable.

Non-nullable property 'UserId' must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring the property as nullable.