{
  "manageEntity": {
    "action": "Update",
    "entityId": "749896758",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieragb3bq625x3pzy4t25vcc3z5paqyl7cppaoxgfs6absek2qyzp2wa\",\"data\":{\"name\":\"sermin\",\"handle\":\"sermin\",\"location\":\"Tokyo, 13\",\"events\":{},\"is_deactivated\":false,\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":46436},{\"type\":\"playlist\",\"playlist_id\":1410979390}]}}}",
    "nonce": "0x2316688843f218c858de46bb945db6c266c284c6a200cf177fe2a1b019aa32e2",
    "signature": "0xa5d4647f92dc0500db42fec4c570bc9686102d47a3dc0967a19ce7ee2e9527083d8d5d0f1fabb8e1ce52ba522fe4c2c54d68cf798d1ab64d1806330e7a9234901b",
    "signer": "0xfe8d9D31288b5e7eac6CeF5Bc54B543e3f5fD692",
    "userId": "749896758"
  }
}