Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGKNrzpVtDXh7K6mdg+QiVAX9/Kf0vNLVSSb9AIDZmMmA1OvHz/PvlrCMZa… (844 chars)"
  }
}