Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwC7pwX2tMlywQMjodkYx6xHf6uMr1JwJQ9EDYbq/tEzTUUaMXFkZAJAcuMi… (844 chars)"
  }
}