{
  "manageEntity": {
    "action": "Update",
    "entityId": "630676735",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x6262a2679f291225a20895f1287fccc5af8d0051ecfe0630146b99aa4554478b",
    "signature": "0xae87dc596289e8da32dedb77fc0fadcfd9a9abe6f80085b9ffc6ff14ffb2384a478c487798094067b6d368ae327b9a65349a015f8d056650c2095b67e50ef3781b",
    "signer": "0x54933Ff83b9B63153106F96bd0e9775f32d9dF56",
    "userId": "630676735"
  }
}