{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1148274470",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa7f95886a2988aaaa319f1cc6b4e6d88f248aa10b7451ffde137855c4b36890d",
    "signature": "0x67d596b2b9e49a17acf0c6de0606bca7c944fd6a641a58bbd83b7855f94c3afe12f05e78b27235da4d6ffefa37eb87e0ed21780dd89f0c1d5fb74c34ce126f641c",
    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}