Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFIzdA4ajJEb8OC1FWL/LR8zTxJzuUkwBcStp9nAYJ9qW8qOdZj75WMRm9q… (844 chars)"
  }
}