Экспортировать КАРТИНКУ в PNG из Excel

// For complete examples and data files, please go to https://github.com/aspose-cells-cloud/aspose-cells-cloud-go/
    package main
    import (
	    "encoding/base64"
	    "os"
	    asposecellscloud "github.com/aspose-cells-cloud/aspose-cells-cloud-go/v22"
    )
    func main() {
	    instance := asposecellscloud.NewLightCellsApiService(os.Getenv("ProductClientId"), os.Getenv("ProductClientSecret"))
	    var files map[string]string
	    files = make(map[string]string)
	    files["Book1.xlsx"] = "C:/Book1.xlsx"
	    files["myDocument.xlsx"] = "C:/myDocument.xlsx"
	    postExportOpts := new(asposecellscloud.PostExportOpts)
	    postExportOpts.ObjectType = "picture"
	    postExportOpts.Format = "png"
	    filesresult, _, err := instance.PostExport(files, postExportOpts)
	    if err != nil {
		    return
	    }
	    print(filesresult.Files[0].Filename)
	    originalStringBytes, err1 := base64.StdEncoding.DecodeString(filesresult.Files[0].FileContent)
	    if err1 != nil {
		    return
	    }
	    f, err2 := os.Create(filesresult.Files[0].Filename)
	    if err2 != nil {
		    return
	    }
	    _, err3 := f.Write(originalStringBytes)
	    if err3 != nil {
		    return
	    }
	    f.Close()
    }