{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "37803166",
    "entityType": "User",
    "nonce": "0x2598cecda8ce0397d9353cdb61159d45fee607cfe59d9d5597b505ccc5e234c0",
    "signature": "0xabeabf9a27c2b447b8da28b414ff894b0bb01e523654398fae1509f71462f393526d74950d7f32608ae51db0ecb7856578571224c9817481e365c40e52fddbf11c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}