{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "7886",
    "entityType": "User",
    "nonce": "0xf1a23f9fbef2912e4268115b70d4cd2235ec80481e49e9ad6f2a13fc7cda7eae",
    "signature": "0x00c813f0162b7196c8217fbd2259b9dcba8877df47fd7253821d9e2e62501bbf43cb26aff7ed41bf36c0171499aca29e22009cf5d6b04bd06355f7736ed9aaae1b",
    "signer": "0xE7A4a8f1d081B44C96Ed68610B6c3016ce8cD6E0",
    "userId": "464427506"
  }
}