Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC9/NFq32x9eapKVzVDj5/RgT5fgRFLqDGuuYL/hGL9FheeCISNAXLJMZkc… (1,748 chars)"
  }
}