{
  "manageEntity": {
    "action": "Repost",
    "entityId": "504501",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbe393c80dcc9c86952939889350784de8ba3f19cb402b763c98e4278f497f086",
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    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}