{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xdb71493fd132369d0e28c5325e18882f92650a96b6dba2a8c41f0471be1838f2",
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}