{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1557688675",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9cedd3981a2298dcb23db6ed1c0882d67716202dd8c151c60d4b3e76be4432be",
    "signature": "0x465a56e687f5d27c15cbb559ae3932050f58f62c3a5088a87f9fca4b7a07bb7820c8492b502a93fa9d32c8e9346c847a0a6c7c939ef59308bc0727c3f53277181b",
    "signer": "0x92a5082636c97Db0Ae888484D85e4c8494A3B791",
    "userId": "895527427"
  }
}