Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFLRv2qN5PxFfGOiVqPgm+bO0EVwDh0zzepC8eUICuBvzTLg3BKk071YFzS… (844 chars)"
  }
}