Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGf+Ls+J/GKGVZIAS/VAmGO3JKT5sU/Cviu1RHqxr+DZiyL8JnbXPE76j1i… (844 chars)"
  }
}