{
  "manageEntity": {
    "action": "Save",
    "entityId": "47530891",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x1c60abf917552f6d0a2c5ad889bb02cb6fd6477cb43c854d75558fd3dc48a34d",
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    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
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  }
}