Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCPfzlbL6QrI8JrcS3Z1q0EP2uoeD4w4TzLDfTnbYNdwB+7GdUs9utKlk2q… (844 chars)"
  }
}