Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBSSheBKiQWnf6RipoOkAEI5OFvOdw88KjS7r0xOuctIQ+DFBx7ces5LlVx… (1,748 chars)"
  }
}