Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDdu2p6dW6IuFTgqy3o+Xnd0Sek9rEE2+2dMN+sOauYmyKet3+CZIKtly2m… (844 chars)"
  }
}