{
  "manageEntity": {
    "action": "Update",
    "entityId": "805151546",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x710d7dd0818b5f8fb842ef8a9def620a6cd4c368c74c16fd031c7025f039d51c",
    "signature": "0xcb64a824aa98572002747f8c7551e826d50949f1064b236db08bec1f14c1007a1231ecd312e5fd68d0bacc82e04fabb6e910a8716f29445eec0b52eff4e46b251c",
    "signer": "0x4E936c7100AF594c304cF2137a641919d1FEa2C5",
    "userId": "805151546"
  }
}