{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xf46b968871558f6bd549b015295dd6bc9d1c67de2a01b1da30cc0de8a78a84da",
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}