The Display & Video Team has recently announced that they will be phasing out the use of Structured Data Files (SDF) version 5.5.
The sunset date has been set for October 3rd, 2024. To ensure a smooth transition, users are strongly encouraged to migrate to the latest version, v7, by following the migration guide's guidelines.
After the sunset date, the default version will shift to v6.
Any requests for sdfdownloadtasks.create related to v5.5 will result in a 400 error. If you require assistance with migration or experience any issues, please do not hesitate to contact support.