{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "30263",
    "entityType": "User",
    "nonce": "0x7d53ddb2105abe3d5e6f595b001cf954333a22308cea037c6db3703c0e5219ae",
    "signature": "0x14fcafca508f610ab4220ac6ad157a8e9be329a352f173b27b712b7daa6eddfb6c4612a6cf347988e11cd1ecbbe7773a18bb33fe9c9b8b309068e2064921c7dd1c",
    "signer": "0x6Ee7842A432b779E1Bf51F27B824fe86161cee6c",
    "userId": "408407824"
  }
}