{
  "manageEntity": {
    "action": "Update",
    "entityId": "806181021",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x96712562e27c38c9e6fefc3957c30b93f281ab2a791370a00d0b4df5e909b489",
    "signature": "0x46783b34e825d24aca0f8f43c3cca911a2742f278e0dfdfe644792b99f9a795110c97f6cae4b48a955855f9c7ab855f10cc2ad35a5c5798e3669691be111b5eb1c",
    "signer": "0x14C684BCa907a403330AcdB78cCc74c1F273dbDE",
    "userId": "806181021"
  }
}