{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41848",
    "entityType": "User",
    "nonce": "0xcf8fa9a2d1a243d289bc03ac934d9d5efa7f4ed4fde54c36836103a9ab824a03",
    "signature": "0x6301868e5eb60a591d91e03a2b3a5a8630a05db4b74941bee783ab213f3219751fd70585a83f2e8b4a0ee92e168eeb9db70759af14ec8c6e42d312f8e99f82fd1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}