unpackFromCell function
Parse list of params and return json-encoded Tokens or throws error
Implementation
TokensObject unpackFromCell({
  required List<AbiParam> params,
  required String boc,
  required bool allowPartial,
  String? abiVersion,
}) {
  return jsonDecode(
    ntUnpackFromCell(
      params: jsonEncode(params),
      boc: boc,
      allowPartial: allowPartial,
      version: abiVersion,
    ),
  );
}