{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "352174",
    "entityType": "User",
    "nonce": "0x44a35881c74d2851385d6dbc73d1fef1bc601f31dca1f4b54de8ed449fb02aae",
    "signature": "0x7e059fcfcaae246db87d5efbf1f480c94d92ad19f9fef24c85ed8bc5ace1798874c8d6db912bcf60979e8ff50c9e110aef893006915fbb1d38e1da6c80e2aeae1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}