pdf.custom_metadata_json

Sets a custom property in a PDF file.

Reference

Sets the parameter value as a JSON format string in the following format:

"{"PropertyName1":"PropertyValue1","PropertyName2":"PropertyValue2",...}".

If you name a property with a reserved word in a PDF file, the property will not be set.

The reserved words in PDF files are as follows:

•Author

•CreationDate

•Creator

•Keywords

•ModDate

•Producer

•Subject

•Title

•Trapped