{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xc4fd5e78154146431d3ea654529481cee9c0a420185ffc0e6d1e436ada163c8e",
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    "signer": "0x057B3dB41cC4b349935EB95e3FC86dD392BE1b99",
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  }
}