{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "984204836",
    "entityType": "User",
    "nonce": "0x142f9190395acc1a132736bb42266eb9742270ca5ef1563771a3249a7d570d49",
    "signature": "0x41ac7084d4cfc882ba3bee72367e16c454aa840055088d9a8961d4807f1d52077a13a709647d5e6a3747b81aaf2840650b5549ca8cf6eafee2d2e722d28fda921b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}