{
  "manageEntity": {
    "action": "Save",
    "entityId": "896829108",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xd36a53d27524e651c2c7d7c82edc0a50efdb4096e0bc53a4650f0dc34d3fda9a",
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    "signer": "0xF7F56DF4D8a2Ae2BF9Ca645DC684f84c37BbDaFe",
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  }
}