{
  "manageEntity": {
    "action": "Update",
    "entityId": "211053594",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera2fyetirpdputmviwtjf2zolqadof6s47vzyhzrmqv7he4ahlrfeq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1208566965},{\"type\":\"playlist\",\"playlist_id\":525141296},{\"type\":\"playlist\",\"playlist_id\":1107845201},{\"type\":\"playlist\",\"playlist_id\":1168394241}]}}}",
    "nonce": "0x2da9cfdd63cd1f8ca738666feba6f62d7785d44b6484bcfa228b6c53629578d0",
    "signature": "0xc38a6cacf2beafb5cc6c361a0ed04bfd0998e8e698efe5789b4430c2dabf82b451a8b4018c15bb8acae53f902b46145e410f4ff688dc2aa35c63e56d864bf38e1b",
    "signer": "0xd2C240Df101a750AbbFBf64F0a0a238FB5edE660",
    "userId": "211053594"
  }
}