Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGM+8eKBpFy2BeHSVm/GXMSqVqGOx20CbGPCZDEgB0MVn+NVL1nMi8gf+rj… (1,748 chars)"
  }
}