Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDYNPTxe6TKzp1y9TgySYLdHsoEsLcSvEIKfSwVFy6MXH0LEk8P7oocDoZZ… (1,748 chars)"
  }
}