Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwByecBxqaQX+N5FnrJqmxzNf79RCwgGy0DpoOOOz3NNaxVe8r4UVFCbzMVs… (844 chars)"
  }
}