Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBD4QrIINFDR9ZX2SY9VVp6KPkTy+1r65kVxfdX7SsxVHV3ek2gsiJG7qxG… (844 chars)"
  }
}