Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFi0PEn6cJyh5qpqsfw+yvcvGx1NMzVZSPniA3w3L+keDtd4/pjLpIzQmFt… (844 chars)"
  }
}