{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x06783b5aed9792eb9f2a4e6e4a3ffa4ac47cee81b9d859cbabedf0db1bc82acf",
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}