Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAa7+B+VXVtMLYoAsLNuSe6nhsHehW/Bse/Az9DdmXG5Ej+2KwsLBLT8le5… (1,748 chars)"
  }
}