curl --request GET \
  --url 'https://api.stateset.com/api/v1/ar/aging/customers/{customer_id}' \
  --header 'Authorization: Bearer YOUR_API_KEY'

{
  "current": "string",
  "customer_id": "string",
  "customer_name": null,
  "days_1_30": "string",
  "days_31_60": "string",
  "days_61_90": "string",
  "days_over_90": "string",
  "invoice_count": 1,
  "total_outstanding": "string"
}