Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGaqiClelMRRNI2N0MUXL7LYsP5zOX9vn0jJRf6IXs3q2PVwNQ2X33Ud1/R… (844 chars)"
  }
}