Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwH/NM4CTNhSyihiY1whfhVLg+ze2u/dHYWdmvitr9xOZgbYT0Zy9eSXMXLv… (844 chars)"
  }
}