{
  "manageEntity": {
    "action": "Save",
    "entityId": "75104459",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x02bc61d8b7bf28b98a26780659bbaa069c3876688b7b6f249fc5dbe7f5ad8d9e",
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}