{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x5b38fea9803d0ab4eb452eb946d9c3d53c7f084bc5752acb38474bd5ae32e485",
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}