Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFXd2Mtlk/Xyg7K2/zOYYEB3iGNYs9occfFe5E/LrQPaXFTpC0vcBcwcr2y… (844 chars)"
  }
}