Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGaLmFr8V8CXaYamqtMTlAWWV3pRnNgJDHNV1Cgw6OdcXrtDr7SGqrIxbqi… (844 chars)"
  }
}