Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQFVkPQW66xtdngOD98A1/yFCFcZ5ahuMCr3nX5C9bqDoQamIxmE1RoaebmA… (1,748 chars)"
  }
}