Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDg/qk8dYNKOO2FDH/Lku5yqOs3cl3FvqbqEEv8vVdSYWiyhj1pk5MSSArj… (1,748 chars)"
  }
}