{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "311844",
    "entityType": "User",
    "nonce": "0x0b6a971f77730ae01811741afceb7ab39d6af614490fcc3e22c9e06048e43b28",
    "signature": "0x88f6c9344fc5bb9877118146d3d7e27e69524f47e12fde7989c19fd1feab1c66796103fd6cd492e71bce312ecedbe2c20451bed4c3bd1a9faf4d42944af4c3b01b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}