toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (fillColorArgb != null) 'fillColorArgb': fillColorArgb!,
if (imageUrl != null) 'imageUrl': imageUrl!,
if (maskColorArgb != null) 'maskColorArgb': maskColorArgb!,
if (moreButtonText != null) 'moreButtonText': moreButtonText!,
if (moreButtonUrl != null) 'moreButtonUrl': moreButtonUrl!,
if (textColorArgb != null) 'textColorArgb': textColorArgb!,
};