curl --request PATCH \
  --url https://api.paygentic.io/v0/products/{id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "description": "<string>",
  "name": "<string>"
}'

{
  "id": "prod_d3e4f5g6h7i8j9k0",
  "object": "product",
  "createdAt": "2024-01-05T09:00:00Z",
  "description": "Language model API access",
  "merchantId": "org_l1m2n3o4p5q6r7s8",
  "metadata": {
    "category": "ai_services",
    "tier": "standard"
  },
  "name": "LLM API Service",
  "updatedAt": "2024-03-10T14:20:00Z"
}