Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC/jH+XxbBoW+KO4IFhlm0J1IehYvJN30T0IvwB1i9IsUhONafjozD00u8x… (1,748 chars)"
  }
}