Hello_World_PDFA-2b.pdfIf the FontDescriptor dictionary of an embedded CID font contains a CIDSet stream, then it shall identify all CIDs which are present in the font program,
regardless of whether a CID in the font is referenced or used by the PDF or not.fontFile_size == 0 || fontName.search(/[A-Z]{6}\+/) != 0 || CIDSet_size == 0 || cidSetListsAllGlyphs == trueroot/document[0]/pages[0](5 0 obj PDPage)/contentStream[0](7 0 obj PDContentStream)/operators[3]/font[0](AAAYFD+LibreFranklin-Regular)/DescendantFonts[0](AAAYFD+LibreFranklin-Regular)A CID Font subset does not define CIDSet entry in its Descriptor dictionary00:00:00.01310000:00:00.037