{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51367",
    "entityType": "User",
    "nonce": "0x878d2fd7a068bcc76f3acad6c28c37b03da35dfc49bb65205d91c75fccde7eaa",
    "signature": "0xda1898fdc484f90f5c25d415dec681a03ff68672c47a93b996bdaf7ffb9864e00b5d64f2629faa8c87e4817aa83113811da228b686351d4136dcf4a3e2d009e21b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}