curl --request DELETE \
  --url https://matcher.sandbox.lerian.net/v1/matching/groups/{matchGroupId} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "reason": "incorrect match - amounts do not match"
}
'

{
  "code": "404",
  "title": "not_found",
  "message": "context not found",
  "error": "<string>"
}