{
  "manageEntity": {
    "action": "Update",
    "entityId": "79535688",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x2bcd4bba89fe48444e176f61f2298428e19a3b43592b12d4af810227e830f7dc",
    "signature": "0xf0112191db970f6d1fc175765d14806a8854092ae52ce133c9eea237e5d234a417a05e970d8bd874ad380d24925a038616e146e6f0072a3b34d85eddc797f80d1c",
    "signer": "0xAf3581E42380be61d394a79FbCBD429Da6bea9ee",
    "userId": "79535688"
  }
}