Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDk/b5zsSNI/ylIU+v3vj2G52wg/4xciXSEVSBUkMjMPXdGhdrg8p4S30gB… (1,748 chars)"
  }
}