Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDDCwE8S1JU/x/UA0XRVIVct/IXaTxjYPAAkTm/ZLO4/VgC65csOi4P0Gvf… (844 chars)"
  }
}