{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x61609d6919a1f01ce594a4ae9c0ad42d8650acdc0efafba6f8290bfd5630d2ca",
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}