Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAqxUIpb0PcWL+bxcIAYx84RlNn55yfpLh6IO2K4cN6AU+2PZ3hORmAs8Ub… (1,748 chars)"
  }
}