Key errors scanning Scancode files

[camillem]

Hi,
Scanning different Scancode json files, I get some key errors:
For files generated with Scancode 31.2.1

  Error in $.files[19]: key "value" not found
opossum-lib-exe: Prelude.undefined
CallStack (from HasCallStack):
  error, called at libraries/base/GHC/Err.hs:75:14 in base:GHC.Err
  undefined, called at src/Opossum/OpossumScancodeUtils.hs:382:7 in opossum-lib-0.1.0.0-Hwn541QtdHMKEBkCAaWIe4:Opossum.OpossumScancodeUtils

For file generated with Scancode 32.0.8 :

Error in $.files[0]: key "licenses" not found
opossum-lib-exe: Prelude.undefined
CallStack (from HasCallStack):
  error, called at libraries/base/GHC/Err.hs:75:14 in base:GHC.Err
  undefined, called at src/Opossum/OpossumScancodeUtils.hs:382:7 in opossum-lib-0.1.0.0-Hwn541QtdHMKEBkCAaWIe4:Opossum.OpossumScancodeUtils

Using commit 15ae8cb on Ubuntu 22.04.3 LTS.