Page Comparison

 curl --connect-timeout 60 --max-time 300 "https://boxalino-di-stage-krceabfwya-ew.a.run.app/load" \
  -X POST \
  -H "Content-Type: application/json" \
  -H "client: <account>" \
  -H "dev: true|false" \
  -H "tm: YYYYmmddHHiiss" \
  -H "type: product|content|order|user|communication_history|communication_planning|user_generated_content" \
  -H "mode: F|D|I" \
  -H "chunk: <batch nr>" \
  -H "doc: product|language|attribute_value|attribute|order|user|communication_history|communication_planning|user_generated_content" \
  -d "<JSONL>" \
  -H "Authorization: Basic <encode of the account>" 

The use of the header chunk is only required if there is a project need to export data the data is exported in batches.
Repeat steps 1+2 for every data batch loaded in GCS.
Make sure to increment the value of the chunkproperty for each /load/chunk request.

Only after the full content is available in GCS, you can move on to step#3.