{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "75807",
    "entityType": "User",
    "nonce": "0x3180e003789a2e60bfb9677a453d3f8a2dbf67656bf25b4b9dbd2a7f375d2eef",
    "signature": "0xf3fb588239c6e74fff3ab6772fb3788421d768372cc7ada5650ba92ce63df9a243c025e99690b05ae0d28380aa7b753b66b676682538124c8695b4888ec677911b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}