curl --request POST \
  --url https://api.useautumn.com/usage \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "customer_id": "<string>",
  "feature_id": "<string>",
  "value": 123,
  "entity_id": "<string>",
  "customer_data": {
    "name": "<string>",
    "email": "<string>"
  }
}'

{
  "success": true
}