{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28543",
    "entityType": "User",
    "nonce": "0x595f30b0a7ebb669f172a3c343df8f3f1d93e1d33904a578cfa72e85c2a44f01",
    "signature": "0xf61d83321ddadced81e92d3650710af45029bed29d7f14704966db317e52559078a15f1dfc083ae920c1507c68fd5c0526ebab6a5eeb667c95f4de481aa3037f1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}