Get knowledge base details

{
  "message": "Knowledge base retrieved successfully",
  "data": {
    "id": "123e4567-e89b-12d3-a456-426614174000",
    "organization_id": "123e4567-e89b-12d3-a456-426614174001",
    "name": "Product Documentation",
    "created_at": "2023-06-15T14:30:00Z",
    "status": "ready",
    "sources": [
      {
        "id": "123e4567-e89b-12d3-a456-426614174000",
        "type": "file",
        "created_at": "2023-06-15T14:30:00Z",
        "file_name": "document.pdf",
        "file_url": "https://storage.example.com/files/document.pdf"
      }
    ]
  },
  "error": {
    "details": [
      {
        "field": "email",
        "message": "Invalid email format"
      }
    ],
    "message": "An error occurred while processing your request",
    "status": 400,
    "type": "generic_error"
  },
  "status": 200
}