FilteredString is a wrapper around string values that can be null/default or an actual value.

NullBool is a wrapper around bool values that can be null or an bool.

NullByteSizeInMb represents size in a byte format in megabytes.

NullInt is a wrapper around integer values that can be null or an integer.

NullUint64 is a wrapper around uint64 values that can be null or an unint64.