Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCblnRpbCXxnoP+yJCbcIFYN7WFB/UD5D47psvsViMCTzRwT2L3RpcK/YC2… (1,748 chars)"
  }
}