Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBz6VwV2dS6l6nsvuOBaN1MOSYe9jvZR0fD+mJDipL1H2qk1LBYoA12LUqa… (1,748 chars)"
  }
}