Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBk2xnLsmVfNF2vuPRpfCd66V2/OGdVPlLStaRTJYQqc14lzIRnJZM0M9w3… (1,748 chars)"
  }
}