Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwG67LCS1O9mjwqTYFz0vB9oEsYKDyfmHjgFkCUqgm8/Kwnkd8kTOR2b6TvO… (844 chars)"
  }
}