{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "245818167",
    "entityType": "User",
    "nonce": "0xeab7227a6446014c4c43edced0096daa44ebe9a3f89ceb88c63b9e047548f95c",
    "signature": "0x8271fc2fe654c8d3a1122f7f7f574a179a8a7a4c4d4b0a54eae149f0fe6b787956cb37d220568106d1308d14a02ae759d2fcf100c7edb7d0750fcd961dca00e81b",
    "signer": "0x98BA64d35a9efdEB920F1387731aC9cd77D0eB72",
    "userId": "808761895"
  }
}