{
"manageEntity": {
"action": "Save",
"entityId": "4281",
"entityType": "Playlist",
"metadata": "{\"is_save_of_repost\":false}",
"nonce": "0xf4df90a31dbc5ec6f9c7921953ad9475c49a623e9393581881f5fe1f2d7a42fe",
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}
}