Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBqbqLZ8auyQ52nXAmxypvYViHW0/9EBFG7aB6X+76XoU8Nh0cSO1f1Ml4a… (1,748 chars)"
  }
}