Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCOefwsJIH4lQebL9lGCXeZ5dIeVYuZVE3KJH/mvmz7pS1Hmp4fNDgtwonQ… (1,748 chars)"
  }
}