{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xd97beae2b591755700bf4c7577b5386b459f6a80e5964af791cb02fa21e51fbb",
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}