{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x33a5b0ac8f4fe3636ad2ed138dc6376c6d4ef9494108423628e9ef42a6e9da10",
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}