{
  "manageEntity": {
    "action": "Repost",
    "entityId": "443301945",
    "entityType": "Track",
    "nonce": "1792480380301916363",
    "signature": "0x5d288bed7edd859eec9aab9a860512317a21bece80d5f2bd86ef66af7ad7dc57022abfcd170987a70dbf70705e5476c6a1e987022f075dba2dde81984e83bac01c",
    "signer": "0x512F9723ECbDB6Dc537A671b3D2fb35CC68017a4",
    "userId": "105562689"
  }
}