Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwDksIq6yGpL1zGpLTpcWceNq3Q1h/C3o9yi34L5T+EkpQpXtl0/AXlEHGRl… (844 chars)"
  }
}