Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwF+AsIsOVCO0hN+bVz2qLATSSiAm+tFZG/vQLtEXv4nGEpSUlNDx7fQvv9P… (844 chars)"
  }
}