Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCEkUaljmfTJXEGhSRwa7kYRpMoGm/GS1IZHTtDpNyLyVvQCOoa1Uj7hC0/… (844 chars)"
  }
}