{
  "manageEntity": {
    "action": "Unrepost",
    "entityId": "1809810958",
    "entityType": "Track",
    "nonce": "0x2024160858e1ff143c753fa1f70b35997c5c5399267b01578d2adb87339464bb",
    "signature": "0x1c2efe5067bd4c3453d3c205dfedabed5b2154b2b2c44c99db6a8c6b027dd39220c738df7b63c4d24493539978e8aaec75b4c34e9f7708e3dbefec667a1418d61b",
    "signer": "0xF7628Ea36C0C266E289b7538b033fB949A6C31ff",
    "userId": "386745392"
  }
}