curl --request POST \
  --url https://hub.oxen.ai/api/ai/models/{id}/favorite

{
  "created": 123,
  "id": "<string>",
  "object": "model",
  "owned_by": "<string>",
  "capabilities": {
    "input": [
      "<string>"
    ],
    "output": [
      "<string>"
    ]
  },
  "deployments": [
    {
      "status": "active"
    }
  ],
  "description": "<string>",
  "developer": {
    "logo": "<string>",
    "name": "<string>"
  },
  "display_name": "<string>",
  "endpoint": "/chat/completions",
  "fine_tuning": {
    "actions": [
      "<string>"
    ],
    "cost_per_second": 123
  },
  "image_url": "<string>",
  "model_type": "base",
  "pricing": {
    "cost_per_image": 123,
    "cost_per_second": 123,
    "cost_per_second_high_res": 123,
    "cost_per_second_with_audio": 123,
    "input_cost_per_token": 123,
    "method": "token",
    "output_cost_per_token": 123
  },
  "released_at": "<string>",
  "request_schema": {},
  "source_model": "<string>",
  "summary": "<string>"
}