Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGq6nxMdDHr/chkSPrglA+3515sR9Aip7MtMOkHAJt2+h6zXEI60uRoMPKt… (844 chars)"
  }
}