Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwBjJMvcLPkYnDKgxirnXaMYd84Pk8H/JMOT5r7Qft3TJyL7i0JDd6zOVEcU… (844 chars)"
  }
}