{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x2257da7eff4d247af7435d02dd77e3d7212f4a1201eb0b5689e3e94766c1ffbf",
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}