Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwC8F0mZyTiR0+QwRjJRD3X9DSrbwh/AriAGYBiG1hhUFD9sOHU1DPSkli2e… (844 chars)"
  }
}