{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xdf545f748d73b64b3015dea73e6654f2b3cf93cfa409170f4491b3ff302bb38f",
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}