{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x6716f12f9c4ff9c1b4c12d3f7d539b4346fb3d56710d13b96565258b4a96394f",
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}