Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCsmvDd7/Yeu1utiZy3uLfBv0bFGtfSWEMaytWO4twkZB1zr/9EpuLgA/M5… (844 chars)"
  }
}