{
  "manageEntity": {
    "action": "Repost",
    "entityId": "438500",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2d99554585564ec3a45ef45294e8239378f8246f8f0807ade73c95599aa91e8d",
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    "userId": "161353174"
  }
}