{
  "manageEntity": {
    "action": "Repost",
    "entityId": "663949866",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcf8bf55004801876a04a085e0ff70c215e98a308ac344c6ce0ed4d32d4d0d823",
    "signature": "0xcdbd6d6c5ae98e90a711fcf68bcef4335e28bfa1eaf1e15a032ef809305b73017f718e97cf391b0c39260d39044695bdde34488ef3b3cc6c4a3140b01b9356f41c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}