{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "89682",
    "entityType": "User",
    "nonce": "0x6c4114842f5e1155bdd903e7c1deba10738f2df3cae40920f4d7c7dd9a08c25c",
    "signature": "0x151ccb4709a4049ae12f89090320cc2a8003ff67533550345e9d292419d3e24b6ae74b85bc4766bfa295040ff315d8dcc929809affc3b29ae505d7eec1d810551b",
    "signer": "0xFEa2c41d314209186e519b7539c0FcBDa1F9f00C",
    "userId": "51657002"
  }
}