Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQJkVnVanuPbqPMfZhor+/0CpAfgAVSKp+uKULuaEzUQRm3p1rlHHVRvG4sg… (1,748 chars)"
  }
}