Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDAPjNfiDqzveAY+6oFO7Fffzs9RUFWb6Z+nFYlU1JqtkNgtVhw9NbHEIoQ… (844 chars)"
  }
}