Learn how to export Excel chart objects to PNG, JPEG, PDF, SVG, TifF, EMF, WMF, and other formats using Aspose.Cells Cloud REST API or SDKs. Includes authentication, a cURL example, and code samples for multiple languages....tif" , "FileSize" : 10040 , "FileContent"..."Book1_xlsx_Sheet4_Charts_1.tif" , "FileSize" : 12978 , "FileContent"...