{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xef51dd666af47444e40d60366f54fb4e191e755542bd3651e73b1869ffc87905",
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}