{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1248920201",
    "entityType": "Track",
    "nonce": "1787493018746075464",
    "signature": "0x32c459517764156031e193842847d54eb9f14ccc53f8fbca7bec5398418295450199b76e84a504da7b4c808fed45143ef07ea7d54d4f3c0b0c19dcf9426f0ec01c",
    "signer": "0x512F9723ECbDB6Dc537A671b3D2fb35CC68017a4",
    "userId": "105562689"
  }
}