{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x201eca683e020a174d25ab6cb9d1fed82f8bdde94a3197bf6d67104ad18e0e5f",
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}