curl --request POST \
  --url 'https://api.stateset.com/api/v1/promotions' \
  --header "Authorization: Bearer $STATESET_API_KEY" \
  --header 'Content-Type: application/json' \
  --data '{
  "code": "string",
  "description": "Two-person tent, green — replacement for damaged pole set.",
  "discount_value": "5.00",
  "ends_at": "2026-08-31T14:22:05Z",
  "max_uses": 1,
  "name": "Two-Person Tent",
  "promotion_type": "string",
  "starts_at": "2026-08-31T14:22:05Z"
}'

{
  "code": "string",
  "created_at": "2026-08-31T14:22:05Z",
  "discount_value": "5.00",
  "id": "3fa85f64-5717-4562-b3fc-2c963f66afa6",
  "name": "Two-Person Tent",
  "promotion_type": "string",
  "status": "pending"
}