Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQCzD4PBpZ6STSg772+j5DARCbc8gV1nrWTL+v+zmbggvF8eqL1WzErp1bkG… (1,748 chars)"
  }
}