{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "58253",
    "entityType": "User",
    "nonce": "0xb4d7cc7b1e179ec3c165c924ed0700bfe1ab7de121e5fc8763760db2be88e50a",
    "signature": "0xe38c20a32e5b06d47a0d798daffa323bbb4abf0e94c2d3a61481bfaa648146f61ee351b74a1cb18a1150f9a0411bee95be18e6ebabfe286bf500ab14aa3724771c",
    "signer": "0xcc8164Efbbe4ed123B8689622b411c154496e66b",
    "userId": "60031"
  }
}