Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQAP5K8viuBzOUBxhstIY40aojMPsXTxul+ozu9iAqvV6Ruje94mX6jAM/nv… (1,748 chars)"
  }
}