Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBYarTTy6aOVjKX7Gqmcvy7+J2GtH+d9cq++DH1D4+RMBU5BJyXV5OcTcm/… (844 chars)"
  }
}