{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1499039783",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x944bcf4918c30e0faf398b5dac2d93b2f4c03946011f12f93be5adccaef8083c",
    "signature": "0x4c4e73d64df25ff19a602a72de559f12bff931f5711904cf90b27680ccdc4d143d4ac311ae08c9b8965345646e3cc8f556c83d6c396fb0d49ed2553148fd58c91b",
    "signer": "0x4fdc03E53311BF6b1B8728dd0Ae0630bF74176f1",
    "userId": "162770660"
  }
}