    Address = "https://grpcb.in:9001";

    Proto1 = "https://hut.openintegrations.dev/test_data/grpcbin_with_import.proto"; // String, path to file or URL
    Proto2 = "https://hut.openintegrations.dev/test_data/mt.proto"; // String, path to file or URL

    Scheme = New Map;
    Scheme.Insert("main.proto"    , Proto1); // Primary
    Scheme.Insert("my_types.proto", Proto2); // For import in primary

    Meta       = New Structure("somekey", "somevalue");
    Parameters = OPI_GRPC.GetConnectionParameters(Address, Scheme, Meta);
    Tls        = OPI_GRPC.GetTlsSettings(True);

    Result = OPI_GRPC.CreateConnection(Parameters, Tls);