{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544578",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x96440cfec35cc65a70f601b424782dd18e56daf2382ba08a609e109637384a1c",
    "signature": "0x397def435632605f4b3928813d81238403145e6cb88ae5245a874f274ce95b9473f2e62f42ad3e382d03a1fea82300edc8725a811cd8ea416404e39a55020e5c1c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}