Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGflg4YskeQRs4pPSNFe4D9UxZHG8jV12uDd9AzNeKLy1FGrVl/P5H0HmTS… (844 chars)"
  }
}