Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBl2ZwFt0IJP2vd5zTxrqwITKK3tDxRvzAldAROuFg5z3ThfnntfD2E9Rs2… (1,748 chars)"
  }
}