curl --request POST \
  --url https://api.unkey.dev/v1/ratelimits.limit \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "namespace": "email.outbound",
  "identifier": "user_123",
  "limit": 10,
  "duration": 60000,
  "cost": 2,
  "async": false,
  "meta": {},
  "resources": [
    {
      "type": "project",
      "id": "p_123",
      "name": "dub"
    }
  ]
}'

{
  "success": true,
  "limit": 10,
  "remaining": 9,
  "reset": 1709804263654
}