{
  "manageEntity": {
    "action": "Repost",
    "entityId": "443321",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x46262266e1bc8a32a83618e7483649146f3446ab90475e532513e9603aa19121",
    "signature": "0xa77d9d0a2159c7c57e32a1f2e1d58059149cf704d187df420931663b89ff17ce42208883fd040791984dcb5b1fb626772edd9b491edbe1a1699860b73e9fc17b1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}