{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x0e8cef4c3abf08cd893b75472e6e67981fb3b41efcf0455933bf4a4ff1a1bd4a",
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}