{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xb33084e0c65730caa36368156f2dd9b9db42bdab24b55213009903bec6f9f196",
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}