{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xf93e8a57fe6bde1d3f4679be2b7a042110f15209a7c92a6c5e11d68d680ebeae",
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}