{
  "manageEntity": {
    "action": "Update",
    "entityId": "265134730",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera24xefshkyicffv53lqudep2oi6yqrnglhgakx3hlh7vdp4ufhlna\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":458928118},{\"type\":\"playlist\",\"playlist_id\":388439540},{\"type\":\"playlist\",\"playlist_id\":2067613756}]}}}",
    "nonce": "0xd63e885c3fe7a29c4c8c800cd13fdb9933beedcc805fa82376f619ec6fb5edd2",
    "signature": "0x1bef2cafb8c0969ff9f41830376774af38d24c55fbe7f875372cba052fe4f126765326374fcdbc949c129f701bd3398adef931650ca377a44a055957e423fa981c",
    "signer": "0x27686c69c3E5E4BE1014e8b5880ffD7BA8713dDa",
    "userId": "265134730"
  }
}