Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGQxd3pDVOy6iPpY6fJuJLvbJ9YX+0Harpodp04qAo7tXD1dR1hTmHEyAha… (844 chars)"
  }
}