{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "91690",
    "entityType": "User",
    "nonce": "0x2092f141fc8f0368884f2e2ecc90bad989fb22242b25e5023af4c705250da733",
    "signature": "0x7ea96ebca4dc557e0af7196fa5146d322e9154b156f227ff984444b53c75ce0562694e49512ce701c4ac212fa52d29202d7162f9a687577609000a5778d6080c1b",
    "signer": "0xb33cAB25D22c539D0de925eCCBD57b4b24fE3808",
    "userId": "105000327"
  }
}