Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCvLO4a7I5M0vS+9M+WGVgJ3Y2yS/ZnkdcLbz4qPu1LXEc5Z+MJM4dOV1Yq… (844 chars)"
  }
}