{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "207161",
    "entityType": "User",
    "nonce": "0xff5fe48e91ad08e54e88a38a6ab4015358fe63d39e4968c09c2c99c0d0042673",
    "signature": "0xf4e207ba9c50a57fa5c855ac8f790b22711df54a5af72c1434ed3f4fa5395eaa277352ad67e8658f9f6c1107fd13d5104ac7e94e06fb696b894edf3a5be8188c1b",
    "signer": "0xAa626204E165cF56773B93237481330D307CA1A2",
    "userId": "274024446"
  }
}