{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x6de1792d215e98a2436ba06a12c6c2758497b6b11d1a199ef011bef4f8ce968c",
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}