{
  "manageEntity": {
    "action": "Update",
    "entityId": "920693804",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera2whghl5426rgj6mzt2f3uymufsg6sqa277v3e5oqbzpwao4cjirq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":941085582},{\"type\":\"playlist\",\"playlist_id\":459546029},{\"type\":\"playlist\",\"playlist_id\":393596802}]}}}",
    "nonce": "0xbc593a6b18003dc167660b6979da69bc82f628458949cbfc98ec282c694e5726",
    "signature": "0x9a6c4355ee97d655a1bd7c42ee7af60d42fa654ed9fcbceffc1f73fe10b1fa155671cbe294c0b3091140c7cb1205caf380c34985032a93200e795fd042e9b1fd1c",
    "signer": "0x6A7681009B170d41A7816a1D53cb77Ce710c16D8",
    "userId": "920693804"
  }
}