Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBqAYj1end956XpMKhOlKFNCbfyalJmTNFZEjQFSFP51j+LPB2b1fdZK/Vx… (1,748 chars)"
  }
}