{
  "manageEntity": {
    "action": "Save",
    "entityId": "1428",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x96b3d27f80312ec6983ab02ab91cef90be3f84624d98b496a785b3b4d30fc20f",
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}