{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x26d4966e5b7cbf419b242727fd60631075a7c034a3811b940b0dc2e74bcaa3fe",
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}