{
  "manageEntity": {
    "action": "Update",
    "entityId": "954616466",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierazwne7ujshdgzwfhsacsih6anht7gl5eycrtfuioygg726m5q4ihq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1724086817},{\"type\":\"playlist\",\"playlist_id\":1483009474}]}}}",
    "nonce": "0x181e4db765a5347d69407e01232df49197f5ece9ed133f1a777ad987ff611a24",
    "signature": "0x3160bd19d905b209951f7662be5a77d7bebc1c8f325c2ecf5871a67891b629a26520e3d56b03b8b316455484118646078e9a47303be0410197619fe687adc77a1b",
    "signer": "0x913865B93Ea2505A18741B3Cc8FE7F1863E60976",
    "userId": "954616466"
  }
}