Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwA++K6L4vpHRikCIbYmwkDtV6Njfvuq5H9+ZHHHKcg1WkQUJz5ekCWGohfx… (844 chars)"
  }
}