{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xf0c6b38186d74f74f736fb404b9f2299afaa34adf99ab9a1413ac5cf900fc638",
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}