{
  "manageEntity": {
    "action": "Save",
    "entityId": "246431344",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xbcd81ec14546c7a4b296b9fb9f28d555eb84be4f1697155df59f1b84d03c3865",
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    "userId": "77551267"
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}