RelaySnapshotUploadMessage.fromJson constructor
Create a snapshot upload message from a JSON map
Implementation
factory RelaySnapshotUploadMessage.fromJson(Map<String, dynamic> json) {
return RelaySnapshotUploadMessage(
documentId: json['documentId'] as String,
snapshot: json['snapshot'] as String,
upToSeq: json['upToSeq'] as int,
);
}