{
  "manageEntity": {
    "action": "Update",
    "entityId": "562544487",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x5e857885e9f0721e444c0fa9adc5dfbf1c2fc761d917e02580c54a5eb9bf65e3",
    "signature": "0xeb16aca5a655c388d04eab49b7636e0c0419e97eefaaad0a33726ad73bb622c57aad5a4da9e4475647523276a79cb60eea229bb694d101fbe9aa60c5eaab24f21c",
    "signer": "0xfA70b89eceee2616AdA59B58615C6009d8aec0ed",
    "userId": "562544487"
  }
}