{
"manageEntity": {
"action": "Save",
"entityId": "228489353",
"entityType": "Playlist",
"metadata": "{\"is_save_of_repost\":false}",
"nonce": "0x2ed4151a4eb0e51f4aa4964afe117b4743a5dd4e6a27a443676fc36efe1a6318",
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"signer": "0x5d758B4F5fA8B3b258857463265a53e6682E6582",
"userId": "414436117"
}
}