{
  "manageEntity": {
    "action": "Update",
    "entityId": "55500",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieraauzghs6v6ldmctwccn2vcf7ymnvcpev2if7ruuy3dyfspsynmtwa\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":1795117483}]}}}",
    "nonce": "0x820b98f0cd258ccbce589f0979d9578a1337078f42e41ecd7a1c40ecca61be9e",
    "signature": "0xe61ad301e8d974fd2dbe8a6c617e4dd73d974b94f0df580d824cc261f7477afd7eacb431bfac0e59844655e2cb601cb011503b225b142a6d2065a6d1260033f71b",
    "signer": "0x2c20538dC7785CD3b403dE74b4C24b9364f57A30",
    "userId": "55500"
  }
}