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

Possible null reference return.

Converting null literal or possible null value to non-nullable type.

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

Possible null reference return.

Converting null literal or possible null value to non-nullable type.

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

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

Nullability of reference types in type of parameter 'other' of 'bool Money.Equals(Money other)' doesn't match implicitly implemented member 'bool IEquatable<Money>.Equals(Money? other)' (possibly because of nullability attributes).