{
  "manageEntity": {
    "action": "Repost",
    "entityId": "858540671",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1f2441f79692ea709076f0053b6c80266455d4da41a13b3a89a558ff58ee801b",
    "signature": "0x5bfe9ab7b498c0a8d25bdefb0a100fdae89cf478b1e1df3f5db4a485c33db7d373d276428414174b64275bcd85492e0cdb7fd755e27863966ab7a1a2cb6ce1b21b",
    "signer": "0x7425EdbFdF528603A88c658f4cf8B1396a8a77F5",
    "userId": "406225571"
  }
}