{
  "manageEntity": {
    "action": "Update",
    "entityId": "539962318",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierayinmwjxogfwse6e2menn5o3cvq2vzxmeqrehu3xg6v4vjudz6mha\",\"data\":{\"name\":\"Mm\",\"handle\":\"mmmmmgh\",\"events\":{},\"is_deactivated\":false,\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x98ed571ca2be22ad2fb465e9596d88305a515a5bbde84b17b15ed8a97dcbd673",
    "signature": "0x26239d9d183a0f31104d18b5f2e9d65b96050ceaa8cbfad3f9deb1a355fbbfc21d09b2ee8d572435cccace2ab3f3cd7006b9a25007ee09d8da505a1301abb17b1c",
    "signer": "0xe89B4eA46De23545E8AcB929115775D26A5e8a8d",
    "userId": "539962318"
  }
}