Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwD1ICAYyGR6wfQlZ+S/QALqIC/7e3Tq2gAfhLbhTQ5IR0qfZx1eLBYoPexe… (844 chars)"
  }
}