Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFrvsL0vo92xHvT7CL76pTjKoD9q2tLNal/nfqhCZ6iamO1tC0b39MBl8OM… (1,748 chars)"
  }
}