Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwE02DDzYEUBQCNv7f8toypU5m8rn8kYB1+6sj1DUQR1A0BRCzGDEbhgS5g4… (844 chars)"
  }
}