{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xfb3f3718f02663475ea449e83062091ff0ebd3d9f5d1ab886cd694fae4ebb243",
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}