Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGnMe1EqOmECtCfT7CUkLl0L7GKhGO6V4GnO/yCaQwvSRMA5U5NupAMRXti… (844 chars)"
  }
}