{
"manageEntity": {
"action": "Save",
"entityId": "4281",
"entityType": "Playlist",
"metadata": "{\"is_save_of_repost\":false}",
"nonce": "0xe1996ad073938a2b8d57bb7e6a75e62d2ecc9c7564c75ede7b43fd2da835ffd3",
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}
}