Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwC3/FcAfAk3r4R2rbKZlMJY1FLwc8B1gM11NpwkSyN9SWc6vGPBFd9UB0Jb… (844 chars)"
  }
}