Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHUwVzXjAiVbeMuCW5EnIjs9Lhm4f4SmpHSiXfLnOzjQm5uWON3JuCx+4sC… (844 chars)"
  }
}