{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "88195",
    "entityType": "User",
    "nonce": "0x3381d3e9ce0c43a462ef63b31f73687b0357171b7dbb5682bfe0a249e50edd86",
    "signature": "0xa2a03d41882a64c62d69c25898339f90f116e31e19283dd293cceb94d0f1a21f6749625596f6d56320ee69946b50359cd9f8f3fac0330a31dd168c9277c99ec01b",
    "signer": "0x4c5AC7e7680c83116F534d4e30E2061A8D8363AB",
    "userId": "311402344"
  }
}