Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwBecmNILMTxKPLUR6nFItlL8+4yZJ0zILew/YxnSmRcm3/l/qh1hfcYxgCv… (844 chars)"
  }
}