{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x69c2c6f01ba808fc4249145f2a4d4d457e04926793571c35d18f830e2ad3fd22",
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}