{
  "manageEntity": {
    "action": "Update",
    "entityId": "292524943",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x98213f879181e5d6ce323307a2ad4fa61f981fb4af4a5edfcc63eda25c67821d",
    "signature": "0xfed9701df8ef1ea2d821c8dd8b3784b90fe5722dd834bbfe6ebeb3e2250c32405c76b95ac599631f0b98440202ca36a83c320f5fdca8350966f291fddcd9ed021c",
    "signer": "0xc0d1b6f997F346E0291eDa5a82ffC8D9d704FC21",
    "userId": "292524943"
  }
}