Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCpLo/5SxknM8I3bNKaQVE4/sL0oT214C9qiXHAsTnrIhpoq1T9OyJC57gA… (1,748 chars)"
  }
}