{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1639458812",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3120b6bbaa309d8170468a8c5574925cd3e34238bd2df7411cceee351fd7519c",
    "signature": "0x2552c52b897dc489fb8c60ade032a3ce874d84934f30d93840ada2d769c104400565077191ab521097261f1fcf5a3e5128f5947181d67c8923a20d434f7e29431c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}