Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDbjKHWJQkkS1+YJWHhGwAu64paIy+7Nd+ck2/7vFI52B+Ef+w45i+NQ4WR… (1,748 chars)"
  }
}