{
  "manageEntity": {
    "action": "Unrepost",
    "entityId": "1088369057",
    "entityType": "Track",
    "nonce": "0x141efefb14f37372293247afb11b062b31a2d5d82f8c7261c1dce54318b6677c",
    "signature": "0x056ab1ddb980d353dcffa6a5a2c86032b7cd492b31227ecbdac2804809908e4f1a52b46ef8c956668a96f4640a62d1e338217ab1fb3eed5edecc9dc2246e8ae01c",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}