Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwH2SI5EDRR2E5vi7QHPNZKxsTbRgw4rOX3mWPHzJGV/yzBWbZ4j7UzrAl3K… (844 chars)"
  }
}