Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCWEHvH6kOXhQny5BgwfvDzqXuf04Q77hVy7/wdbKO26AkJHMG9dHof1L6c… (1,748 chars)"
  }
}