curl --request GET \
  --url https://api.arize.com/v2/spaces \
  --header 'Authorization: Bearer <token>'

{
  "spaces": [
    {
      "id": "spc_001",
      "name": "LLM Evaluation",
      "description": "Space for evaluating LLM performance",
      "created_at": "2024-01-01T12:00:00Z"
    },
    {
      "id": "spc_002",
      "name": "Customer Support Bot",
      "description": "Production chatbot monitoring",
      "created_at": "2024-01-02T12:00:00Z"
    },
    {
      "id": "spc_003",
      "name": "RAG Pipeline",
      "description": "Retrieval-augmented generation experiments",
      "created_at": "2024-01-03T12:00:00Z"
    }
  ],
  "pagination": {
    "next_cursor": "cursor_12345",
    "has_more": true
  }
}