{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "325935",
    "entityType": "User",
    "nonce": "0x5eee143f4d876d9d0e8e7cd8067e5b651610d9ec9867ce35ae2dc5fe4ad3397c",
    "signature": "0x1a2c88cfe8442705b48cac56b9a9fd068b2daf65346c76f14b6c4a2bb668214f0d24cac9db22dd00d075b35db159831d493dbe4a0f8cce8e28487e0f6852c9ef1c",
    "signer": "0x3CEbf9bfE1b24355cBC348701860d601E226Dfbb",
    "userId": "172240066"
  }
}