curl --request GET \
  --url https://api.roe-ai.com/v1/agents/{agent_id}/versions/ \
  --header 'Authorization: Bearer <token>'

{
  "count": 123,
  "next": "http://api.example.org/accounts/?page=4",
  "previous": "http://api.example.org/accounts/?page=2",
  "results": [
    [
      {
        "id": "456e7890-e89b-12d3-a456-426614174001",
        "version_name": "version 1",
        "description": "Initial version",
        "input_definitions": [
          {
            "key": "input_text",
            "description": "Text to process",
            "data_type": "text/plain"
          }
        ],
        "engine_config": {
          "model": "gpt-4",
          "temperature": "0.7"
        },
        "created_at": "2024-01-15T10:30:00Z",
        "readonly": false
      }
    ]
  ]
}