Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDI/Fk31+VudFqnKqQXYLzVjqs2yFLTIFMLIYPnoz0qjBRD3wEy1cHDY3R5… (844 chars)"
  }
}