toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (definitionId != null) 'definitionId': definitionId!,
if (formattedNumEvents != null)
'formattedNumEvents': formattedNumEvents!,
if (kind != null) 'kind': kind!,
if (numEvents != null) 'numEvents': numEvents!,
if (playerId != null) 'playerId': playerId!,
};