Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFeRm11R7E/tnVARDXl9VAeUn4u0wELjTYjWoZiOTT/7HOqFGnw2xfFjcgY… (844 chars)"
  }
}