Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGH1THOGtyglEEZH9XAQBZ2nHp/Q7vfAQNIxVZfXuGURXJdVPVFnALlf2g1… (844 chars)"
  }
}