{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x01d7bb839406a8bbbfdc4f71d117906271ff5658b3d8f4b5100893033938bae5",
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}