{
  "manageEntity": {
    "action": "Save",
    "entityId": "1890174131",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x76b2d624d5a76e4ddb454253a703574e11516cab2c8ba5ffdf35cf25e54c1c9e",
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}