{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x20f00872a25154a415d45d55598e7e9b0e051cbcb8590ac949cb1179077ef336",
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}