Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCBeCLgaDMnZ2lyYq5xumD3GTp9UyqDvjCCh3tVTNK1tQ4Htfh8x+f8MxlB… (844 chars)"
  }
}