{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1521620153",
    "entityType": "Track",
    "nonce": "1787954482255735630",
    "signature": "0xdd4eca64f185691f7eef67e8b327ec390f95df8a72f580de212ac2c520599d0b61fec9a4a4f5f9bc9774d9ef2eb371c7015041993a7788865c6d05e49d7918531b",
    "signer": "0x6620103988B969bE5810F1B5530c1A44Fe6048A1",
    "userId": "568518925"
  }
}