toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (achievementType != null) 'achievementType': achievementType!,
if (draft != null) 'draft': draft!,
if (id != null) 'id': id!,
if (initialState != null) 'initialState': initialState!,
if (kind != null) 'kind': kind!,
if (published != null) 'published': published!,
if (stepsToUnlock != null) 'stepsToUnlock': stepsToUnlock!,
if (token != null) 'token': token!,
};