{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xa89defa19e24f1ac8e23f6b9189e3167153d092266f5a6fc71af38a272eca022",
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}