Agregar una matriz BSON a un documento MongoDB 3.2 y extraer los valores (MongoCXX 3.2) (C ++ 11)

// The document I want to add data to and extract it back from c++ bsoncxx::builder::stream::document data_builder, // I want to try and save this array in my document , as I want to populate it later bsoncxx::builder::stream::array mybsonarr; ...