{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x82be27653063234b5cb217db44105bbd7f8ece71af0c12ab5940ccd7f42ff2d0",
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}