Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBsEXRUNFYZh1sXp7VijPFlbQoPY0tMcRSimqmAst9+6lf89+AyPHql+dR2… (1,748 chars)"
  }
}