{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x8089d7635cc0fecd9698ac2ebbb286b240c3a7564f6ec4595749a5c31b3e4a4c",
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}