{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "954117045",
    "entityType": "User",
    "nonce": "0x89f2f1ad2fc0cb1a81831b6d63969a0977aec847b8672d54e776db1f50f70aec",
    "signature": "0xfd393bd2da0be73f3cf45031e46fd053c8801cebd1c52f1acdd7d50f47416b17157ebfe089e3019c4240e96bd3de3f29106108b4c92777dfbdbfdbe15643b5181c",
    "signer": "0xd85E4A094e4C057572A9D525C9737051A17ab609",
    "userId": "696716320"
  }
}