{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xcdb61dbef205c831dbeca3bf7d233b41049829147853746de1da8118c5f0c2bf",
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}