Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFkLuDWkCC36HZ1BvvDTOqv0qMWQdyVbH7bDfPT9cB5OAistZjVrqETKbgr… (844 chars)"
  }
}