Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwF08mwDMH/JRsMegUeaTMp8MzsOEfeCIVYrV/+LNxJTUlZ3qg6Hl5FBr0Wh… (844 chars)"
  }
}