Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEXc9p8kAOKTfwBiLcH3U9qkqPrHk2e10xijZYLJky6fzAoQDKOlrCOIIaf… (844 chars)"
  }
}