Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDbSkDF8tihupwbJLRQ51CmY4rvD/DXaYR/uIzwAV1EHk9MK7b72KF9m3JE… (1,748 chars)"
  }
}