{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xbd0be42ab2e53276f22bef6ce794b07f27fc07922f06018fddaa09f306dba36d",
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}