Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGgm2Vs2EwfTEs/JHrD5bNVR8uRvlibtv7JCmwBqg5HXXtbo/pSn/xNMAPu… (844 chars)"
  }
}