{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x9e96d4dca27413f7da1137b14b8a5ccd5c13e654b710302735a903a091ced2d8",
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}