{
"manageEntity": {
"action": "Save",
"entityId": "984961242",
"entityType": "Playlist",
"metadata": "{\"is_save_of_repost\":false}",
"nonce": "0xf6ca57ee28a0d565cb4308c5f1e11373120cd69998e3831b0b69a4dbba05b11f",
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"signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
"userId": "100976759"
}
}