fromJSON static method
Implementation
static OperationToken fromJSON(Map<String, dynamic> data) {
return OperationToken(
tokenHash: (data["tokenHash"] as String),
creationTime: (data["creationTime"] as int),
validity: (data["validity"] as int),
operation: Operation.fromJSON(data["operation"]),
description: (data["description"] as String?),
);
}