Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFqg4FwfhX8VTQMgGK/oxc+dKfvdoLik9dxBNjr76j1dWBrhCRUj9yIhV+C… (844 chars)"
  }
}