Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwD4s6eARlZ4QdrF6+E+5KBslMChHfvbvgYqQgbSKTUEZDTr4rWh8oZj5IdU… (844 chars)"
  }
}