toJson method
Converts this collection data to a JSON-compatible map.
Implementation
Map<String, dynamic> toJson() => {
'acquiredDateEpochMilliseconds': acquiredAt?.millisecondsSinceEpoch,
'startDateEpochMilliseconds': startsAt?.millisecondsSinceEpoch,
'endDateEpochMilliseconds': endsAt?.millisecondsSinceEpoch,
'isTrial': isTrial,
'trialTimeRemainingMilliseconds': trialTimeRemaining?.inMilliseconds,
'campaignId': campaignId,
'developerOfferId': developerOfferId,
'extendedJsonData': extendedJsonData,
};