getChannelEventData method
Override to provide event-specific data for serialization
Implementation
@override
Map<String, dynamic> getChannelEventData() => {
'serverSignatureHex': serverSignatureHex,
'signedRefundTxHex': signedRefundTxHex,
'refundTxHex': refundTxHex,
'fundingTxId': fundingTxId,
'fundingOutputIndex': fundingOutputIndex,
'fundingTxHex': fundingTxHex,
};