Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFwzFkSD7NB4lH+LXoNXJdPQlsoa+H+4XO5s8TfZwBAaxGH7Bw+UyegnHNY… (844 chars)"
  }
}