Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC/YgQHB71AkMcuiWgOhpTk9z2WcsoR+oueQkNqgC79SGc1ECQB2rC3I/F4… (1,748 chars)"
  }
}