{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x566f3fae90d826892a0c6d1949134349e6a007db1e1bf4229c909fe427cd2c37",
    "signature": "0x8dd4874b84538bfde636c79b49fc59ab2e4bd259a83797ade9a13c7d0f971a6b469b850fa4f91fe36fea8b8f656a67f7e9b855c2eb303d44981b0af3de7374481b",
    "signer": "0x63d394E88B78FF653F4FCeB0AC74Cf5b064dfC34",
    "userId": "633246973"
  }
}