{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "863774823",
    "entityType": "User",
    "nonce": "0xae08bd6ea153ebfd5c45a4428710a563aa50351becb2c10307c5d68fa5ba250f",
    "signature": "0xa79bfec31d93b85a840abf25328a47894d783ea5374a119ebc02d3c314b0fefb2bfc7301316a268fee839b6335c130afd457cfe700b03dc7a8aae95c90b6f2581b",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}