Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDhdl+ZxCjPuD1ulvnf853g8D1whnmQPOhBi5ZtSZKGfDLq6B3F/B+YcpZE… (1,748 chars)"
  }
}