{
  "manageEntity": {
    "action": "Update",
    "entityId": "70930509",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x287e5a4fc61e085807323225dee81f0cfe69f2fd5dcf9739a4f5ea29276d81d7",
    "signature": "0xcbfff728b8007b7a8435250a1064100d2fe0bd13eb541c475b89b2245ee7cb1933dda782b105d5880160bca8cd72c9171ffdced37d30fa5d4e2d29d543e95b4a1c",
    "signer": "0x13492180B034a916B18f12a00B63e2CADEf7A3cA",
    "userId": "70930509"
  }
}