{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x1b69f70b94ab5c1e00c7503079dbbfb5e0e13f4f552e368ca09ba4a140b9b259",
    "signature": "0x40dcc32d0517e8ef6718570b259d7621e2df1fc6c63490fd16a7d3fed857653133fe1191acabdcd569057a691a726b75d8b6e4b94aed1e10c56a4e0bbf9d54011b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}