{
  "manageEntity": {
    "action": "Repost",
    "entityId": "474026721",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcbf3e595605a495f5f27dc6c2532241f20f177504e06f53f5f7406933e075cfe",
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    "signer": "0x4D8EDeF47b57f98c89BDFf851267B0327BE4cD05",
    "userId": "5307724"
  }
}