curl --request DELETE \
  --url https://{host}/subscriptions/{platformType}/suppressions \
  --header 'Content-Type: application/json' \
  --data '[
  {
    "suppressionRef": "<string>"
  }
]'

[
  {
    "suppressionRef": "<string>",
    "suppressionName": "<string>",
    "message": "<string>",
    "status": 123
  }
]