Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwH/L2vEFIxeh9DanFfgPaUeWLDgzqSozEapNVu9o6Dw+kyHJHoJ9fJFEMrR… (844 chars)"
  }
}