Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBK7XJkHLnGFQhay4tAEo5QmcOhGTpPbg2ZYFzppRicrScHlFGPEppZI/Ey… (844 chars)"
  }
}