Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDzCrtSRQxxnK/PK3dG9B0W9kBFkbR9aTt1/tMic8hl3VmMUPH16f4913e+… (1,748 chars)"
  }
}