{
  "manageEntity": {
    "action": "Update",
    "entityId": "802945079",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieraqspypfacnk6ufip7ktud7fgd7cplh7cex5srgj6yj6ipkl6dtooa\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":323513596},{\"type\":\"playlist\",\"playlist_id\":1298166931},{\"type\":\"playlist\",\"playlist_id\":150692368}]}}}",
    "nonce": "0x6ea7fcbe3986ecf4853b57b270cdc97552d63fb7efe5d7d444b2e7fe2c00ae91",
    "signature": "0xd8bde7aff9c0d84de6e6ccfc39098cac828c62315f0de8ef8e99c8d9009d620e35d9502a6e1cecdbc4a5a271b94ac261e394ae94bc0805aa9af0490ffe5736861c",
    "signer": "0xe3D5b106279f548FFddA4A8205F7149cd07e088d",
    "userId": "802945079"
  }
}