{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x6240770f02c07b015c62a17009f64c76faa350b3a0bc7ce226f5df89eed14da0",
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}