Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBuJoUGC6GS41GjWYoI5O0gl32q1Zks1uaAcHZ4XxM7c2qWLF4O62HzvWpg… (844 chars)"
  }
}