Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCjIVqSzBwrQBEUH7KP6aualHktJgBp4OIrX9r3EWCR2FZQYC4Ad7Pc2dCP… (1,748 chars)"
  }
}