{
"manageEntity": {
"action": "Save",
"entityId": "972",
"entityType": "Playlist",
"metadata": "{\"is_save_of_repost\":false}",
"nonce": "0x4829d805b4b460d136714ebff7a3a66c7593b80d3ee431998fb47fe434e8ad49",
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}
}