Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwH2yTTTCVn6OAzmWmwMFexXDOB2cXP63ckEi43Dox/PTwu6gIBEX/KG/TaI… (844 chars)"
  }
}