{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "96571",
    "entityType": "User",
    "nonce": "0x3ea77a00e571ae8bf68ee5bc767df9f18cbe01385e2441eedeb9ddb099e7e65e",
    "signature": "0x8d63052608e8227309d3f6ccd5798d7f260d35cc74be7f78d092fcd30587fe3b01d712d58d06b4701695b8ad2bed50c1376fdac8cfac742fb566ca3306d0ee781b",
    "signer": "0x55F8937EF7902E83b15F5BB7c7bf72a0a2989C54",
    "userId": "233666542"
  }
}