Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQDRZiM2NM4vK9CPksnMZ5tJH6VY7ogVUEBSPG9qC+OLeEeWFp+5odq2pGzd… (1,748 chars)"
  }
}