{
  "manageEntity": {
    "action": "Repost",
    "entityId": "639108284",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7b4d28c1723c3745748c509c45cee90cb5ab3bf9b7b118281c46de4425872344",
    "signature": "0x83c360d1142dad6c29fc225f8fbde19930d3fe6a1d219bbe3295ae1da94dd3bc27c148386ef052924f1fdc8346582e79d90d12f6ae8413d24dde5dbc9f140ad81c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}