{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "352202",
    "entityType": "User",
    "nonce": "0xd989bb38527d8ff9a64fe705bafc78d5f6c960012e0d24392b61cc9f7c32ff91",
    "signature": "0x7cf0261881ded843e2ac9154fd7527258c6a8235f4cc10570ec870ff4ab407b65e4b9f5d178efde61f5fb443d4be683c61e63fd18108ab2b4524db38a85373e21b",
    "signer": "0x5f227dDA6eae9a907937788f99A04B5C7Be53eAD",
    "userId": "836355024"
  }
}