Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQARL1rnN/xf9/qzgAFURLnVlvnTCfD6/V6HVLr9QhgxcVzcUNmKpQ/NUBRZ… (1,748 chars)"
  }
}