Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQFZijSPkgT1rUuJH8ldF7ZXsNNnnf72pMRstv1L16Cu7HhsUUn/yFL2T2Hf… (1,748 chars)"
  }
}