getDefault method Null safety
Implementation
@$core.pragma('dart2js:noInline')
static SInt32Change getDefault() => _defaultInstance ??= $pb.GeneratedMessage.$_defaultFor<SInt32Change>(create);
@$core.pragma('dart2js:noInline')
static SInt32Change getDefault() => _defaultInstance ??= $pb.GeneratedMessage.$_defaultFor<SInt32Change>(create);