{
  "manageEntity": {
    "action": "Update",
    "entityId": "60753674",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x629b8480aba1ff888a031b06fcf09437ea3c8a0994809df2f891ace3cd2fd329",
    "signature": "0x5e3632614180b7c422fbaa9403b5d6808ea7991fd5d04e11d0bb22611447dcbb37ce8541f04e64a98ae0fe9ed1ed1de0f64d0ddf2518b5aa2f0e24f5affe056e1c",
    "signer": "0x6558Fe4eB1189670c9F0dd0f345B8C6367e99F8a",
    "userId": "60753674"
  }
}