{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "106487",
    "entityType": "User",
    "nonce": "0xffa1cd6e7477b308405b394ba50012ed073c7ed58a50f106222f7537daa2a1c6",
    "signature": "0x7637a123dc150de886b3936ab92995f7865c0fb45e13ceb3a3e4296b961661df45e40eb3dc62f6b6921b8ffef00dfa9fbc7b279ab1d2731e8e24b22a9cbc7b501b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}