{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x8938448be376b3e7021d0c306c75276c2a9f1cae050c6569c40ff42c10366dd1",
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}