{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "18192",
    "entityType": "User",
    "nonce": "0xbbe6fdd7e088299aa764d60aa273d04e7a57c1165d15417dbdaacfb33419dc8d",
    "signature": "0x84f2d328286ccc067e7d721f08fcd961a99f340c36ccd065d367a507e681841b0ffa163a31eab4189a8ccd2c1d6bf5cb482be16b88224333f7d53a6bd17fef651c",
    "signer": "0x95D5f6d03FD9e6Ae11F25Fe683EcA6fC4c0EF026",
    "userId": "689008688"
  }
}