Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAn7/h8ZPR3EIoZW2RuLMO2n2Jq9NSOSz4BPUgmvXz683QaA/3wlYwH7apn… (844 chars)"
  }
}