{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x1970595f05b40967c854d6c134275bb6a7095792fde21593a71f33d27dd2cc66",
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}