Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDtB6m8hgxo1Q7sP+jBg8MF9rV5An9ntuafK+X1x9mmaFEsE4dK1rSC2d67… (1,748 chars)"
  }
}