{
  "manageEntity": {
    "action": "Save",
    "entityId": "762558000",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xcd65884a46dc4f3f5d4be88e7fceb5814ebeeb8038f43548c64adb5d68f805d0",
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}