Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEqlZbm14bibD/q3lFaWvlv/+4BOnGgqHMTHeRnMG2OO0AhxnL1Aq6hfKOw… (844 chars)"
  }
}