Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC2/L4VRzO50/uXVeTZcPsbYJ+fytmKwGRDfweyetyvlzqbRczzJkfT0Bn9… (1,748 chars)"
  }
}