{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x08d4429b1d4386ffda0fb77d269a25db55f3aa399612ceb9d85ee5b95e0f57a6",
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}