{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x2638a85fe5dd26e0887e7bac42c66802a70e5c8e9f02d7ab8248e8a00e03a17b",
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}