{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xc28bcb146a4cb18efce6fe3907419ee4616d774a04c0f31f4db838d396fddb3e",
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    "signer": "0x6e291757f96dFB30e76EaAd02EBcA330747DC4F0",
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  }
}