Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDyk7nPIzyO4kFahARxfaZJdqy2ncl2HHGmyjbO8gXNn3rP4IWU8+0y0sxS… (1,748 chars)"
  }
}