{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "62635",
    "entityType": "User",
    "nonce": "0x2152b7ca62a5da1647378ee19ce6f9ba0901591935b8240466959810c5bae8a4",
    "signature": "0xe7d8a0edd9a4ab6c09060da08bdbffa55d7e2095689ebe12fb038e00616637a86c6526115716861213bba69c12a7a0409b9ba803441e62932c20efa69457f4581b",
    "signer": "0x71114Ff581aA73d1F4b6429D7713914f10e8e90B",
    "userId": "894513731"
  }
}