Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwBWGO8y4m22JW0u9QxqxYLjKog4cL6pCEWUvJSSkVDeR3LZL4/F3q+CyH/g… (844 chars)"
  }
}