{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x71d702e95546a33cfa6e21bf3cefbb2e935eb7c054f524d6c94858333c9e5650",
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}