Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwG0d5B03xStHvZHejfL7lmqxhd4LQRXcfVv0GRJ9TM8BG+9CuCu3D8Sdwwy… (844 chars)"
  }
}