{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xf46120471f339de8a27c45df2c2b3d669c29cf86b898d692349fee2b90e4d8fe",
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}