curl --request GET \
  --url https://api.charp.ai/vendors/{vendor_id} \
  --header 'Authorization: Bearer <token>'

{
  "vendor_id": "<string>",
  "name": "<string>",
  "email": "jsmith@example.com",
  "plan": "Free",
  "credits": 123,
  "status": "active",
  "created_at": "2023-11-07T05:31:56Z"
}