{
  "manageEntity": {
    "action": "Save",
    "entityId": "321604982",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xa7c306356d00d1d961d15d28d36844581047461649dc936294cfc12a2a635100",
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}