new long[0], 1000, 42, this.logger._test_only_get_ptr());
assert bindings.LDKCResult_RouteLightningErrorZ_result_ok(res);
byte[] serialized_route = bindings.Route_write(bindings.LDKCResult_RouteLightningErrorZ_get_ok(res));
new long[0], 1000, 42, this.logger._test_only_get_ptr());
assert bindings.LDKCResult_RouteLightningErrorZ_result_ok(res);
byte[] serialized_route = bindings.Route_write(bindings.LDKCResult_RouteLightningErrorZ_get_ok(res));