{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xc928d533c44bb859c49f4a378f21671614e48ad481ad4505c52bfecbe73c8aa9",
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    "signer": "0x79Baf4dB28e92821f1352A8C89eD61C1f058e9ea",
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  }
}