Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGkfl0oi+hPT4gxaXWPEYrxrn0aqvKcpMqEB2t/hNnQvCCJ/RlJCQQ7cwcL… (844 chars)"
  }
}