Post Form Input Attachments

OAuth 2.0 Client Credentials Flow. To obtain an access token:

1. Request API credentials from HINDSITE support to receive your client_id and client_secret

2. Make a POST request to obtain an access token:

POST https://app.hindsiteind.com/oauth/token
Content-Type: application/x-www-form-urlencoded

grant_type=client_credentials&client_id=YOUR_CLIENT_ID&client_secret=YOUR_CLIENT_SECRET

3. The response will contain your access token:

{
  "access_token": "your_access_token_here",
  "token_type": "Bearer",
  "expires_in": 7200,
  "created_at": 1234567890
}

4. Include the token in subsequent API requests:

Authorization: Bearer your_access_token_here