{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "765901034",
    "entityType": "User",
    "nonce": "0x80f65e27268df03954226fcc9642754e7c8f4a5f0f9874622920c8c59d4c2fd1",
    "signature": "0xee4146c043d0f341b0eab66a660c18615bf1ee94b1ab65edda19c243400b970575c2750da3af980c32cc99e0efe7fef6d8bd82debdc0a3f084378eda032635ee1b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}