{
  "manageEntity": {
    "action": "Repost",
    "entityId": "505213427",
    "entityType": "Track",
    "nonce": "1791033280585229946",
    "signature": "0x37ffaff301b92902c6422d418235baef13f6511783efd46130b8f7518fde44152e857160e65acee7962d0544ce88c27cd8f5033c1d9fd7c0704cf7f6f6dbeab21b",
    "signer": "0x512F9723ECbDB6Dc537A671b3D2fb35CC68017a4",
    "userId": "105562689"
  }
}