Any insights/suggestions are very much appreciated.
Request
=====
GET https://www.googleapis.com/adsense/v1.4/accounts/abc?key={YOUR_API_KEY}
Authorization:  Bearer xyz
X-JavaScript-User-Agent:  Google APIs Explorer
Response
======
404 Not Found
- Show headers -
{
 "error": {
  "errors": [
   {
    "domain": "global",
    "reason": "notFound",
    "message": "Account not found.",
    "locationType": "parameter",
    "location": "accountId"
   }
  ],
  "code": 404,
  "message": "Account not found."
 }
}