{
  "manageEntity": {
    "action": "Unrepost",
    "entityId": "1765696707",
    "entityType": "Track",
    "nonce": "0x372b2ebc20f3ee2ef519d047a62fe5f4cdb64e1dd8a85ef25c10ca355c437653",
    "signature": "0x5995df5956de8dd9473a6e4882c1b841eac791dd5a54f2c94e0ca0105b12621c6e59a5a5e556a8418a24a2d65a00b0c1373c402ad10da40a152361d35774c81d1c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}