Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFxhw6GJlRwGSCqiGjFTCKT1KOmFTQCi6XasL+MYI7y+FJa3VxDWwdY1hSA… (844 chars)"
  }
}