{
  "manageEntity": {
    "action": "Save",
    "entityId": "37356",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xcfbb1e792ce4e8368133e18c49715dd6f1aa8943bb13dc0446e2be005938ed37",
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    "userId": "77551267"
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}