{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xed31fd3bcadc9e9cb3f46b46e3f4f79daa7799a6d39ce76fe9f54a8077248839",
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}