{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "6901",
    "entityType": "User",
    "nonce": "0xec630202ca748afe5b9ca31844ada675082afa4cea4281fcb0ddf82b51767365",
    "signature": "0x0c728d1822e9e2618991a8cb1f298316d479362402f38586adcf8bceb7d80f387fd4e150f174a6f07bb092b531bbd990da9e75db39b7f96f00eca9bcdb7e7a691c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}