Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCqvDUOBL1LBpIy20MaY8AiWLWc+B4FnMMGIiR/zEz8fzQwB9iZxMgRSzeh… (844 chars)"
  }
}