{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xaf1fad5908447c075c11e96405e37f32983d9a0178fc19b0451f6137cfe0f3d5",
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}