{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1495091",
    "entityType": "User",
    "nonce": "0xaeb11b2b79930fae02e41bd23d9c41434bf828e93567a46f45f1add580d709d8",
    "signature": "0x8cb26a94fbc9c2a1cd620ed7132619b32d93e79d19847f79d8f4abb24a6e83f90ba0f555e0380068115d4662dd55344bff5cdd15fa3df7ef8118d346b3f6e01a1b",
    "signer": "0xe23f94433EED8958AAF9868141BA976B8fffb969",
    "userId": "307915745"
  }
}