Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBXqopkTzw+RYdGA5aZcV3cDPTAvT2PxrjgjcX0BHqE9FpGujxXbr9hWsy/… (1,748 chars)"
  }
}