Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQD+LHMWgjRR+vLb3cX8oLCIV9Icotm5fwtiRs2X0Jv6LGHtY5P/n2f930XF… (1,748 chars)"
  }
}