{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xba09ccca300e94b2a632f178f4e1e2ab66100201f2957be693988c758a9f632a",
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}