curl https://memo.ariacompute.cn/v1/workspaces/ws_01a2b3c4d5e6/cubes/cube_01a2b3c4d5e6/nodes/node_01a2b3c4d5e6 \
  -H "Authorization: Bearer <jwt>"

{
  "id": "node_01a2b3c4d5e6",
  "cube_id": "cube_01a2b3c4d5e6",
  "type": "text",
  "content": "用户偏好中文回复。",
  "tier": 4,
  "meta": "{}",
  "auto": false,
  "source_type": "session",
  "source_id": "sess_01a2b3c4d5e6",
  "created_at": "2026-10-12T08:25:00Z"
}