{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xa68aac6102edbb9a1b9c3de3648dd1e9d5a3bb1ab4da9f2eee02d069dbf592fb",
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}