{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xccd9d2adff8da0d58e1a34051c626ef5d69834ad8e0b6f77cb6713693da45885",
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}