Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDHJEEqFSubbRU/6BPJIq2ixwWyTYqPSSGWrq6U3hIpJQSsVrOMI4uTbCY4… (1,748 chars)"
  }
}