curl --request DELETE \
  --url 'https://api.example.com/api/v1/form/multiple?api_key=' \
  --header 'Content-Type: application/json' \
  --data '
[
  "3c90c3cc-0d44-4b50-8888-8dd25736052a"
]
'

{
  "detail": [
    {
      "loc": [
        "<string>"
      ],
      "msg": "<string>",
      "type": "<string>"
    }
  ]
}