Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAen18ZF9j7dCPsdYMY59JzgIlhMN/o9KL/IrAszai33VcM+y0GmcuJsgZ9… (1,748 chars)"
  }
}