{
  "manageEntity": {
    "action": "Update",
    "entityId": "65828371",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xce094c4a17321098893a9b5233bb3017f46355e77bfbb029891c21f1918c00b4",
    "signature": "0xc930615192d32e7af6e4b3c9cda770b6c6119a802af92778de07c6233b4dc0886e658643f1f65e893f353b1aa218aff4ae54efd09f71ac07bde0f62309a9022b1c",
    "signer": "0xaEFa40feA52091946C151469Eb611Dd74177f554",
    "userId": "65828371"
  }
}