Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAc+eedAiy8n+O/q15oEkI0tmU8Ig7RG2e9+cqzP5/bLh3RuOJj+QPZs4Ml… (844 chars)"
  }
}