Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQHy/Wv4vaSRXVM+mYETsB2r29BPjr0R9zXMNUNo9vPIh26su/B0kVVv5Mtq… (1,748 chars)"
  }
}