Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBa54q/dNwFmCzoYzXr0Ir3nxCcW7BIlMl/XQZGk2YUTxXy4Hcez1xaluei… (844 chars)"
  }
}