{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0xfabc92c63781ac20c0245a77e774287294a051fa58b4060f8cb18c0487c9036c",
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}