Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBhfW47fCa2fvtl/25QGKU1H57a3VIDNiQ9vZ8HFcPXPTZ04jWFpA+q5NXM… (1,748 chars)"
  }
}