{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xce2b3d07afc2be0097b5e4b95bd46b891b3b301b8fdcc9f394de2539d702cafd",
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}