toJson method
Convert the TransactionContract object to a JSON representation.
Implementation
@override
Map<String, dynamic> toJson() {
return {
"type": type.name,
"parameter": parameter.toJson(),
"contract_name": StringUtils.tryDecode(contractName),
"provider": StringUtils.tryDecode(provider),
"Permission_id": permissionId
}..removeWhere((key, value) => value == null);
}