Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCu1cjSK9lSQ5nPHd9S6DZm+7w8IfDnHDZsz6R8w5dbQBfsfzMcwweb2VWo… (844 chars)"
  }
}