{
  "manageEntity": {
    "action": "Unrepost",
    "entityId": "2093303752",
    "entityType": "Track",
    "nonce": "0x025224839bce15dd52ccb461dd4521cb8b2115eb251a58055546912f3a9457ba",
    "signature": "0xaaac00381580c5d8e6c5ed46014326cbcc3fc35df631e762a1bf435b8ed3710b4c5f5b232560c44b0ba9dfcab0cdb8b2f2b8e948edfa8ddc0c3068cfcbab4f471b",
    "signer": "0x7e23c09FB48814BE97289CB17A3ffA5E00439954",
    "userId": "175473445"
  }
}