{
  "manageEntity": {
    "action": "Repost",
    "entityId": "857257946",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6c35eeffedf0dc8cb6f113b5adb71a5618ba210e63bcda9960281f4cd776bce4",
    "signature": "0x2ff392829965fa81724275374f2acabc3db6f9ed6214e9a44495833f92dba14757c80c1e9833be8210123cb79782ccf3a216a6fabbf9bb8248556b33373314511c",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}