Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCYZ2fxNnIGqEKpDBJTuTWMdnGk13IG/jQWx+P8SBAEHF4v8I320wHCxzjg… (844 chars)"
  }
}