{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "100233",
    "entityType": "User",
    "nonce": "0xf9805f034ea0301589464d7659f7978031a12a772591f5d63156add1354db0a7",
    "signature": "0x09038478b1bcf5b091a68c192842dd32a91ca9b2b35416df580fba30838476174e3d6e1c40fb06b25700b3e683c8ea2ade17d098d1bf88f57c001035b44f7a8c1c",
    "signer": "0x45C682dAb9Cd8ED5e055aC2F6a860Db5F14c27C9",
    "userId": "611525840"
  }
}