Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQGISza+Wnccu1M/6NFV/kONuOqhRsz+r0VHw3ge6DhDQx4LElR1+lD7zO/z… (1,748 chars)"
  }
}