{
  "manageEntity": {
    "action": "Unrepost",
    "entityId": "702379750",
    "entityType": "Track",
    "nonce": "0x732371e1a7de49078d4c4de71a502df3f9a340bfc0cbe258129566aa84eda9b7",
    "signature": "0x261f0bb3a88053e01cc690332aae3ffe87ea275c2a1cfb77b3df7b470aa8528703f9373da2425cb9f5ac9721ac1cde9f073604f7bf0397e917acbf27ca381e821b",
    "signer": "0x27204C77Baa4a510c92A96A4ba3661CC53EE568E",
    "userId": "35918963"
  }
}