| QGIS API Documentation
    3.20.0-Odense (decaadbb31)
    | 
#include "qgsmultilinestring.h"#include "qgsapplication.h"#include "qgscurve.h"#include "qgscircularstring.h"#include "qgscompoundcurve.h"#include "qgsgeometryutils.h"#include "qgslinestring.h"#include "qgsmulticurve.h"#include <nlohmann/json.hpp>#include <QJsonObject>