{
  "manageEntity": {
    "action": "Repost",
    "entityId": "478939373",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0334ae44082cdddc7e5383ed05d6975666de9930202617717fb2488cd98efea5",
    "signature": "0xdfbcf9fa8ec4ff9d67c432e1395e88923c876c2a93b9f43bebd186815e85e4da165de2f0d79e94412cc69d64a4e7e6794edb259b6d454075a61415b0754a23491c",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}