Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFmg4qHHXW+2jWk2hIkOxt1Df5CADYkRBsukL+U5UW7qxMRxOl5KKbEK+T7… (844 chars)"
  }
}