curl --request POST \
  --url https://app.sphinxhq.com/api/oauth/token/ \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "client_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "client_secret": "<string>",
  "grant_type": "client_credentials"
}
'

{
  "access_token": "<string>",
  "token_type": "<string>",
  "expires_in": 123
}