{
  "manageEntity": {
    "action": "Unrepost",
    "entityId": "2035813609",
    "entityType": "Track",
    "nonce": "0xd92d03bfffb6458cf15cff6bb4f88e96c0b876bc0ccd3d6351affecb21dac680",
    "signature": "0x8d0d28669dd83884bd3cedc9a8fbfb120b3791114fcd970469b477e9f251f19b616b3d33bbef3e0e1d0ce198b1de94e84e20465645deeee9e09091dafff8d3d41b",
    "signer": "0xc2Bc01b734bdA56bD8c24B5C4353C6827325d999",
    "userId": "528478879"
  }
}