{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "120328",
    "entityType": "User",
    "nonce": "0x1e22bfd9e36fe116428f3781736f83fc47c6e0a0ab1da5710e190c2007fe5092",
    "signature": "0x10039e904ee475e2ec2d40016bcbd061db69d19bb63f4c8e559100e8f70df7731120be8d2b0059b74dc1f822d3cb660045029dc587a9c62712ea2fd0992f9c0e1b",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}