Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCdd/5qY8WR9bWD0/htFpFP2prPfCwN9WbfYHIVrxfNNGsVGA7tN1sGooGh… (1,748 chars)"
  }
}