curl --request GET \
  --url https://api.getarbol.com/v1/agents/{agentId} \
  --header 'Authorization: Bearer <token>'

{
  "id": "<string>",
  "name": "<string>",
  "primaryLanguage": "<string>",
  "systemPrompt": "<string>",
  "greeting": "<string>",
  "model": "<string>",
  "metadata": {},
  "createdAt": "2023-11-07T05:31:56Z",
  "updatedAt": "2023-11-07T05:31:56Z",
  "supportedLanguages": [
    "<string>"
  ],
  "voiceConfigs": [
    {
      "id": "<string>",
      "voiceId": "<string>",
      "language": "<string>",
      "label": "<string>",
      "settings": {},
      "isDefault": true
    }
  ]
}