Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBJKkZ4gzep8Pmdgr3CRD/51gq24Lf8NNeBXmPmuICzSHVmvFNBF9M6UXiq… (1,748 chars)"
  }
}