Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGhio2g8eHdYVpzUB5jaaqgx5xIULlWUhi9bS2+1gSKATVXS5sUUb63Qd8W… (844 chars)"
  }
}