Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGvPt1qEh3C7uO4lvdoeaqQKGbcODN+qGPCxevcJjuaGF6GHt0XtHcYeXZ/… (1,748 chars)"
  }
}